–Do you know ______ the Capital Museum? –Next Friday.
| A．when will they visit | B．when they will visit |
| C．when did they visit | D．when they visited |
________ is difficult if you put your heart into it.
| A．Anything | B．Nothing | C．Something | D．Everything |
The man became a famous writer when he was ________.
| A．in his fifty | B．in his fifties | C．in fifty years old | D．in fifties |
—Did you give Tom a call?—I didn’t need to, _______ I’ll see him soon.
| A．when | B．though | C．until | D．because |
This pair of jeans looks nice _______ Sandy because she looks very nice _______ blue.
| A．on; in | B．in; on | C．for; on | D．to; on |
—Excuse me, is this _______ new camera?—Yes, it's ________.
| A．your; my | B．your; mine | C．yours; my | D．yours; mine |