50.　 Taiwan and the mainland have a lot in common. They _______ the same history and culture.

A) share　　　　　　　　 B) dare　　　　　　　　　　 C) pretend　　　　　　　　 D) explain

49.　 Mr. Marko ________ many countries before he started to work in this company.

A) went to　　　　　　　 B) goes to　　　　　　　　 C) has been to　　　　　 D) had been to

48.　 Your father ________ at the moment. Keep quiet and let him have a good rest!

A) sleeps　　　　　　　　 B) is sleeping　　　　　 C) has slept　　 　　　 D) will sleep

47.　 Lots of people have given up _________ since the beginning of this March.

A) smoke　　　　 B) to smoke　　　 C) smoking　　　　 D) smoked

46.　 Drivers are warned ________ after drinking wine. It’s dangerous.

A) don’t drive　　　　 B) not drive　　　　　　 C) not to drive　　　　　 D) not driving

45.　 – ________ are you driving? You are speeding up!

– About 120 kilometers an hour.

A) How far　　　　　　 B) How fast　　　　　　 C) How long　　　　　　 D) How soon

44.　 Online games are very interesting, ________ children can’t spend too much time on it.

A) and　　　　　　　　　 B) or　　　　　　　　　　　 C) so　　　　　　　　　　　 D) but

43.　 Miss Fang’s never been to Hainan Island for holiday. ________ Mr. Lin.

A) Neither is　 　　　 B) Neither has　 　　 C) So is　 　　　　　　　 D) So has

42.　 A large number of people are keen on “planting online vegetables” these days, ________?

A) don’t they　　 B) do they　　　 　　 C) aren’t they　　 　 D) are they

41.　 To everyone’s surprise, the boy ________ copy Zhou Libo’s voice and actions very well.

A) can　　　　　　　　　　 B) may　　　　　　　　　　 C) must　　　　　　　　　 D) need