—Look！Here comes the bus and I have to go now. Thank you for coming to see me off.
—Goodbye，and______！
| A．congratulations | B．all the best | C．cheer up | D．go ahead |
“How long do you suppose it is _______ he left for Japan?” “No more than half a month.”
| A．when | B．before |
| C．after | D．since |
Mr Zhang is mild in character. He never shouts ____ he is very angry.
| A．if | B．even |
| C．though | D．even when |
John shut everybody out of the kitchen _______ he could prepare his grand surprise for the party.
| A．which | B．when |
| C．so that | D．as if |
_______ rich one may be there is always something one wants.
| A．whatever | B．Whenever |
| C．however | D．Wherever |
_______ the punishment was unjust, he accepted it without complaint.
| A．So long as | B．Even though |
| C．Since | D．While |