[单项选择]The two men spoke in whispers lest they ______.
A. should be heard
B. would be heard
C. were heard
D. hear

[单项选择]The two men spoke in whispers lest they ______.
A. should be heard
B. would be heard
C. were heard
D. hear

[单项选择]The two men threw everything out of their balloon because ______.
A. the balloon went up
B. the balloon went down
C. it was cold
D. it was exciting

[单项选择]

Passage Two Men have traveled ever since they first appeared on the earth. In primitive times they did not travel for pleasure but to find new places where their herds could feed, or to escape from hostile neighbors, or to find more favorable climates. They traveled on foot. Their journeys were tong, tiring, and often dangerous. They protected themselves with simple weapons, such as wooden sticks or stone clubs, and by lighting fires at night and, above all, by keeping together. Being intelligent and creative, they soon discovered easier ways of traveling. They rode on the backs of their domesticated animals; they hollowed Out tree trunks and,’ by using bits of wood as paddles, were able to travel across water. Later they traveled, not from necessity, but for the joy and excitement of seeing and experiencing new things, This is still the main reason why we travel today. Traveling, of course, has now become a highly organized business. There are cars and splendid road
A. so we can travel anywhere without difficulty
B. because we are provided with all kinds of convenient means for traveling
C. because traveling organizations can be found in the countries the world over
D. so travelers have increased rapidly

[单项选择]The two men who were arrested for breaking into that shop have been ______ ＄10,000.
A. committed
B. driven
C. charged
D. fined

[单项选择]The two men were found guilty of armed robbery and ____________ to four years imprisonment.
A. judged
B. condemned
C. convicted
D. testified

[单项选择]If two men suspected for some reason that they have a common ancestor,______.
A. we can decide according to their family tree
B. we can find the truth from their genetic markers
C. we can compare the differences in their Y chromosome
D. we can look for written records to prove their relationship

[单项选择]Two men crossed the English Channel in a balloon in ______.
A. 1789
B. 1783
C. 1875
D. 1785

[单项选择]If two men suspected for some reason they have a common ancestor, ______ .
A. we can decide according to their family tree
B. we can find the truth from their genetic markers
C. we can compare the differences in their Y chromosome
D. we can look for written records to prove their relationship