1.let us suppose thata child suddenly crosses the road.Imagine it _
a would happen b happening c had been happening
2.he began to acquire confidence.he gradually_confident
a become b come c obtained d took
3.The drunk stepped aside and let the bull_
a passing b to pass c in passing d pass
4.__however,three men had come into the ring.
a up till that time b by then c so far d until then
5it took on before __its attention to the matador
a turn b to turn c it turned d it was turning
6 it looked on sympathetically.it___him.
a liked b loved c sympathised d felt sorry for
顺便说下为什么吧,这些真的不会。感谢。