A.claims
B.claims to
C.claims that
D.claims of
The speaker is probably a(n)______.
A.insurance agent.
B.fireman.
C.salesman.
D.policeman.
A、the third
B、the fifth
C、the seventh
D、the second
5. The speaker is probably a(n) ___.
A. insurance agent
B. fireman
C. salesman
D. policeman
A survey claims that 9 out of 10 doctors recommend aspirin for their patients with headaches. To test this claim against the alternative that the actual proportion of doctors who recommend aspirin is less than 0.90, a random sample of 100 doctors was selected. Suppose that the test statistic is –2.20. Can we conclude that H0 should be rejected at the (a)= 0.10, (b)= 0.05, and (c)= 0.01 level of Type I error?
A、(a) yes; (b) yes; (c) yes
B、(a) no; (b) no; (c) no
C、(a) no; (b) no; (c) yes
D、(a) yes; (b) yes; (c) no
听力原文:M: I haven't seen Calvin lately.
W: I wish I could say the same. He frequently drops by just at Supper time. I couldn't be so angry if he called to warn us. But he always claims that he fogot our number.
Q: Why is the woman so angry at Calvin?
(15)
A.Because he forgot her phone number.
B.Because she hasn't seem him lately.
C.Because he never invites her to dinner.
D.Because he doesn't phone ahead before visiting.
Why has Jane McGonagal's position re-ignited discussion?
A.Her viewpoint on playing games is very different from the traditional ones.
B.She believes games can create collaborative, optimistic and diligent people.
C.She thinks problems in real world can be solved as a game.
D.She claims that playing games stimulate our interest.
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