Usually, a mother wolf gives birth to five to seven baby wolves .
| A．for a time | B．for the time | C．at the time | D．at a time |
Nobody says a word about the accident, ______?
| A．does he | B．doesn’t he | C．do they | D．don’t they |
Did you hear ______?
| A．what I say | B．what I said | C．what did I say | D．what do I say |
They aren’t from Japan, ______ they?
| A．aren’t | B．are | C．weren’t | D．were |
Hurry up, ______ you’ll be late for school.
| A．but | B．and | C．/ | D．or |
I won’t believe it ______ I see it with my own eyes.
| A．and | B．that | C．until | D．if |