—Did you remember to give Mary the money you owed her?
—Yes. I gave it to her ________I saw her.
| A．while | B．the instant | C．suddenly | D．once |
---Miss Li, where did you visit last week?
--- I visited a big company __________ ships are made.
| A．that | B．which | C．where | D．whose |
They discovered the cause of the fire accidentally. They discovered it _______.
| A．fortunately | B．by chance | C．all of a sudden | D．on purpose |
How ________ you say that you really understand the whole story if you have covered only a part of the article?
| A．can | B．must |
| C．need | D．may |
We hope to go to the beach tomorrow, but we won’t go ____ it’s raining.
| A．if | B．when | C．though | D．because |
— Mum, hurry up. We’ll be late.
— I will be through in a minute. Have a little ________.
| A．time | B．patience | C．custom | D．presence |