A.groundsB.coursesC.doctrinesD.quotas
A. grounds
B. courses
C. doctrines
D. quotas
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听力原文:M: I'm really worried the math test tomorrow.
W: It's too late to worry about it now, Johnson.
Q: What does Johnson think about the test?
(8)
A. He's prepared for it.
B. He missed it.
C. It will be difficult.
D. He doesn't worry about it.
酶的催化机制完全可以用酶与底物的“锁钥学说”阐明。()
A. 正确
B. 错误
听力原文:Hello, this is Mike. Can I speak to Mr. Smith?
(2)
A. Mr. Smith is happy today.
B. Sorry, Mr. Smith is not in.
C. lie's glad to see you.
D. Tell me your number, please.
People will appreciate______if an appointment is cancelled.
A. you to call them
B. that you are calling them
C. that you would call them
D. your calling them