—What do you think we can do for our aged parents？
—You do anything except that you visit them as often as possible.
don’t have to B. oughtn’t to C. mustn’t D. shouldn’t
It was ______ the old clock that the old man spent the whole morning at home.
| A．repairing | B．repaired | C．to repair | D．in repair |
So convenient _______ to pay by credit card that more and more people apply for their credit cards.
| A．do people find | B．people find it | C．find people | D．do people find it |
I didn’t have to work all weekend — I did it by _______.
| A．chance | B．choice | C．accident | D．myself |
In fact, _______ one cause that leads to the problem.
| A．cattle is | B．cattle are | C．cattles are | D．the cattles are |
—____ at the new school?
—Fine, I've got used to the life there and I've made some friends.
| A．How are you | B．How are you doing |
| C．Are you getting on well | D．How do you do |