18.He injured his leg and ______ couldn’t play in the game.

– Do you think it’s a good idea to make friends with your students?  
-- _____, I do. I think it’s a great idea.  

24. That kind of computer is very expensive. I will buy one, ______.

Nuclear science should be developed to benefit the people ______ harm them.

27. The SAT is an excellent means of testing students. _____, it shouldn’t be only one of the many methods used.

30．We were late，_________the film wasn’t very good．

24．The animals that are having winter sleep look_________dead．You can’t wake them up by touching．

(   ) 28. Things fall to the ground _______ go up into the air because of gravity.

PART TWO  LANGUAGE KNOWLEDGE
SECTION A (15分)
Directions: Beneath each of the following sentences there are four choices marked A, B, C, and D. Choose the one answer that best completes the sentence.
21. People always hate betting on football.  ______ to our joy, however, our legal authority took action at length.
A．Ever       B．Little  C．Much    D．Even

Two middle-aged passengers fell into the sea. ____, neither of them could swim.
A. In fact      B. Luckily              . Naturally       D. Unfortunately