与细菌结核杆菌致病性有关的A．以上均是B．蜡质DC．磷脂D．硫酸脑甙脂E．结核杆菌索状因子

– I think the Internet is very helpful. – ().

A: Yes, so do I

B: That's a very good idea

C: Neither do I

D: I'd rather go surfing on it

Woman: I think the Internet is more of a distraction than a benefit to students.

Man: That's true. _________

A．Chatting on the net can be very expensive.

B．They are putting less time in schoolwork now.

C．The web pages can sometimes help them with schoolwork.

D．Their schoolwork doesn't take long enough, does it？

Woman: I think the Internet is more of a distraction than a benefit to students.

Man: That's true. ______

A．Chatting on the net can be very expensive.

B．They are putting less time in schoolwork now.

C．The web pages can sometimes help them with schoolwork.

D．Their schoolwork doesn't take long enough, does it？

- I think digital dictionaries are very useful.

- _________

A.Yes, I think so.

B.It's a good idea.

C.You are welcome.

D.It's a pleasure.

-- ______ do you think of the film？-- It's very good and I like it very much.

A．How

B．Which

C．What

What does the speaker think is the risk of advertising with Internet？

A．It is very expensive.

B．It attracts lots of unsuitable applicants.

C．It offers no guarantee whatsoever.

What does the speaker think is the risk of advertising with Internet？

A．It is very expensive.

B．It attracts lots of unsuitable applicants.

C．It offers no guarantee whatsoever.