—Could I _______a book from you?
—Of course. And you mustn’t_______ it to others.
| A．borrow; lend | B．lend; borrow | C．keep; lend | D．borrow; keep |
As a student, it is your to study hard.
| A．duty | B．mistakes | C．notes | D．challenge |
When I have problems I often ask my father .
| A．to helping | B．help | C．for help | D．to help |
Can you tell me the best way the problem?
| A．solve | B．solved |
| C．to solve | D．solving |
We must learn how these “problems” “challenges”.
| A．change in | B．change，into |
| C．to change , into | D．to changed, into |
— do you study for a test?
—I study_______ working with a group .
| A．What , with | B．How, by |
| C．Why , by | D．What, by |