John’s success has nothing to do with good luck. It is years of hard work _______has made him a great scientist today.
| A．that | B．when | C．which | D．why |
—What made him so worried.
—his wallet.
| A．Having lost | B．Losing | C．Lose | D．Lost |
The job is great in terms of salary. It has its disadvantages,.
| A．though | B．however | C．even | D．therefore |
—Why are they taking all the equipment away？
—With the job , they are leaving.
| A．having done | B．being done | C．was done | D．done |
—Guess what; Yang Yang failed in the maths test .
—Howit be？She is second to none in maths.
| A．shall | B．might | C．can | D．must |
People often make fun of him about his height, which makes great difference in his life.
| A．a; a | B．a; the | C．x; a | D．the; a |