--Jack's never worked hard at English, _______?
-- _______ , so he can't answer the question in English, I think.
| A．is he; Yes, he is |
| B．is he; No, he isn't |
| C．has he; Yes, he has |
| D．has he; No, he hasn't |
—_______ can I keep the books? —Two weeks.
| A．How long | B．How often |
| C．How far | D．How soon |
I didn’t know it _______ you told me.
| A．if | B．because | C．until | D．after |
We’are going to visit a(an) ____ friend this afternoon.
| A．well | B．sick | C．ill | D．terrible |
He eats _______ food, so he is _______ fat.
| A．much too; too much | B．too much; much too |
| C．much too; the many | D．too much; too many |
We should eat _______ fruit and vegetables, but _______ meat. It is good for our health.
| A．more; less | B．more; more |
| C．less; more | D．less; less |