I was about to get on the bus _________someone called.
| A．as | B．when | C．before | D．while |
The heavy rain is so troublesome. _________ it would stop!
| A．Only if | B．Even if | C．Ever since | D．If only |
The child complained that the old man made no answer whenwhere he lived．
| A．asking | B．being asked | C．having asked | D．asked |
“The day is coming _____telegraph wires will be _____on to houses just like water or gas.” He said in his letter to his father.
| A．that; lay | B．that; laid | C．when; laying | D．when; laid |
_______ she finds out that you’ve lost her book?
| A．What about | B．How about | C．How if | D．What if |
It is ______ great pleasure to meet the expert who is doing research on _________ archaeology.
| A．/ ; | B．/; the | C．a; the | D．a; / |