更多"[单选题] Alice explains things very we"的相关试题:
[单选题]_________she was very tired, she went on working.
A. As
B. Although
C. Even
D. In spite of
[单选题] You ______ English very well.
A. say
B. talk
C. speak
D. tell
[单选题] Did you find out what she ______?
A. say
B. saying
C. said
D. says
[单选题]
Let us be exact in what we say so as to ________ any possibility of misunderstanding.
A.
Reply
B.
Alleviate
C.
Preclude
D.
Proclaim
[单选题] _________ her and then try to copy what she does.
A. Mind
B. See
C. Stare at
D. Watch
[单选题]_________her and then try to copy what she does.
A.Mind
B.See
C.Stare at
D.Watch
[单选题] My father ______ very well. Look! Here are some of his pictures.
A. sings
B. dances
C. swims
D. draws
[单选题]You'll get on _______ the nice boys very well.
A.by
B.with
C.toward
D.beside
[单选题]What can we say about Baby Boomers?
A.They are attached to their family
B.They like smartphone games.
C.They enjoy guessing callers' identity.
D.They keep using landline phones.
[单选题] That is the very __ of what I said, or what I meant.
A. opposite
B. keen
C. positive
D. vague
[单选题]18. She is very _____ secretary; she never forgets anything or make a mistake.
A.anxious
B.effective
C.adequate
D.efficient
[单选题]What does Paul Beer say about the new-born rhino?
A.She is in good condition.
B.She is sensitive to heat.
C.She loves staying with her mother.
D.She dislikes outdoor activities.
[单选题]Sometimes she feels very depressed, as if tomorrow _________ come.
A.doesn't
B.wouldn't
C.mustn't
D.didn't
[单选题] Linda lost the game. ______, she was very angry.
A. As a result
B. But
C. Since
D. Although
[单选题] What ___ your sister doing? She _____ cleaning the floor.
A. are, is
B. does, is
C. is, is
[单选题]Alice通过计算机网络向Bob发消息，表示自己同意签订某个合同。为了防止Alice不承认自己发过该条消息，应采用（）技术。
A. 身份认证技术
B. 消息认证技术
C. 数据加密技术
D. 数字签名
[单选题]Alice想把消息发送给Bob，为了保证不被攻击者篡改消息内容，Alice传送消息可通过（）技术来保证消息不被篡改。
A. 消息认证
B. 身份识别
C. 加密
D. 解密
