The government has taken some measures to solve the shortage of electricity, but it may be some time _________ the situation improves.
| A．since | B．when | C．unless | D．before |
Do you happen to know ________
| A．what size shoes he wears | B．how big shoes he wears |
| C．what is the size of his shoes | D．what number shoes are his |
Excuse me would you please tell me ________
| A．when the sports meet is taken place | B．when is the sports meet going to be held |
| C．when is the sports meet to begin | D．when the sports meet is to take place |
She is pleased with what you have given him and ________ you have told him.
| A．that | B．which | C．all what | D．all that |
We gave him ________ help we could.
| A．which | B．what | C．that | D．this |
_______ surprised me most was ________ such a little boy of seven could play the violin so well.
| A．That...what | B．What...that | C．That...which | D．What...which |