—_______does he go shopping? — Twice a week.
A. How often B. How C. How long
Though he thought math was very difficult, he never _______it ______.
| A．put; up | B．turned; up |
| C．took ; up | D．gave ;up |
—Mom, I wonder ________.
—Baby, I think you should study harder.
| A．that I will pass the history exam |
| B．whether I can play computer games now |
| C．how I could get on well with my classmates |
| D．why couldn’t I get an “A” in my English |
_________ our earth less polluted, or we will lose our home.
| A．Making | B．To make |
| C．Make | D．Made |
—Can you lend me the novel ________ you talked about the other day?
—Oh, you mean the novel from Liuliu. No problem!
| A．which | B．what |
| C．who | D．where |
_______ hard-working boys! They have already worked for 3 hours without rest.
| A．What | B．How |
| C．What a | D．What the |