[单项选择]My Life at Renda 　　I learned very quickly that being a teaching assistant (TA) at the University of Iowa　would be different from being a teacher at Renmin University. 　　_____(46) Eyes staring, mouths open, students examined my big nose, while I was writing my name on the blackboard. 　　At Iowa, when my first classes began, half of my students still hadn’t arrived. When everyone finally found a seat, ringing cellphones and loud yawns (哈欠) interrupted my opening remarks. It is not that American students were disrespectful. _____ (47) They were, however, far more skeptical than the students I had at Renda. The truth is I couldn’t fault them for their skepticism. Undergraduates at large US universities - especially freshmen and sophomores - often have several classes a semester handled by TAs. In some cases, the TA sets the course content. _____　　(48) Most have good intentions, but very few are as effective as professors. 　　Every teacher has to confront obstacles to learning - no matter

[单项选择]My Life at Renda 　　I learned very quickly that being a teaching assistant (TA) at the University of Iowa would be different from being a teacher at Renmin University. 　　_____(46) Eyes staring, mouths open, students examined my big nose, while I was writing my name on the blackboard. 　　At Iowa, when my first classes began, half of my students still hadn’t arrived. When everyone finally found a seat, ringing cellphones and loud yawns (哈欠) interrupted my opening remarks. It is not that American students were disrespectful._____(47) They were, however, far more skeptical than the students I had at Renda. The truth is I couldn’t fault them for their skepticism. Undergraduates at large US universities - especially freshmen and sophomores - often have several classes a semester handled by TAs. In some cases, the TA sets the course content.　_____(48) Most have good intentions, but very few are as effective as professors. 　　Every teacher has to confront obstacles to learning - no ma

[单项选择]My Life at Renda 　　I learned very quickly that being a teaching assistant (TA) at the University of Iowa　would be different from being a teacher at Renmin University. 　　_____(46) Eyes staring, mouths open, students examined my big nose, while I was writing my name on the blackboard. 　　At Iowa, when my first classes began, half of my students still hadn’t arrived. When everyone finally found a seat, ringing cellphones and loud yawns (哈欠) interrupted my opening remarks. It is not that American students were disrespectful. _____ (47) They were, however, far more skeptical than the students I had at Renda. The truth is I couldn’t fault them for their skepticism. Undergraduates at large US universities - especially freshmen and sophomores - often have several classes a semester handled by TAs. In some cases, the TA sets the course content. _____　　(48) Most have good intentions, but very few are as effective as professors. 　　Every teacher has to confront obstacles to learning - no matter

[单项选择]A All her life, my mother wanted busy children. It was very important that her house should remain at all things clean and tidy. You could turn your back for a moment in my mothers house, leave a half written letter on the dining table, a magazine open on the chair, and turn around to find that my mother had “put it back where it belonged,” as she explained.My wife, on one of her first visits to my mothers house, placed a packet of biscuits on an end table and went to the kitchen to fetch a drink. When she returned, she found the packet had been removed. Confused(疑惑的), she set down her drink and went back to the kitchen for more biscuits, only to return to find that her drink had disappeared. Up to then she had guessed that everyone in my family held onto their drinks so as not to make water rings on the end tables. Now she knows better. These disappearances had a confusing effect on our family. We were all inclined to (有……的倾向) forgetfulness, and it was common for on
A. She enjoyed removing others drinks.
B. She became more and more forgetful.
C. She preferred to do everything by herself.
D. She wanted to keep her house in good order.

[单项选择]A 　　All her life, my mother wanted busy children. It was very important that her house should remain at all times clean and tidy. 　　You could turn your back for a moment in my mother’s house, leave a half written letter on the dining table, a magazine open on the chair, and turn around to find that my mother had "put it back where it belonged," as she explained.My wife, on one of her first visits to my mother’s house, placed a packet of biscuits on an end table and went to the kitchen to fetch a drink. When she returned, she found the packet had been removed. Confused(疑惑的), she set down her drink and went back to the kitchen for more biscuits, only to return to find that her drink had disappeared. Up to then she had guessed that everyone in my family held onto their drinks so as not to make water rings on the end tables. Now she knows better. 　　These disappearances had a confusing effect on our family. We were all inclined to (有……的倾向) forgetfulness, and it was common for one of us,
A. my mother often made us confused
B. my family members had a poor memory
C. my mother helped us to form a good habit
D. my wife was surprised when she visited my mother