As _______ unemployment is very high at the moment, it’s very difficult for people to find _______ work.
| A．the, 不填 | B．不填，不填 |
| C．the, a | D．an, the |
Then arose the question _________ we were to get so much money.
| A．where | B．that | C．about which | D．in which |
China’s success in manned-space-craft travel shows _________ out country has become one of the greatest powers in space research.
| A．what | B．which | C．不填 | D．it that |
_________ you have seen both fighters，_________ will win？
| A．Since； do you think who | B．As； who you think |
| C．When； whoever | D．Since； who do you think |
It was a matter of _________ would take the position.
| A．who | B．whoever | C．whom | D．whomever |
— Do you remember _________ he came？
— Yes. I do，he came by car.
| A．how | B．when | C．that | D．if |