Try to remember all the things you’re good English.
| A．in at | B．at in | C．on in | D．in on |
Recycling is one way to protect the environment，reusing is．
| A．another | B．the other |
| C．other | D．other’s |
— I’m too tired to go any further.
—_______! I’m sure you can make it.
| A．No problem | B．Not bad |
| C．Come on | D．What a pity |
— Excuse me, is this seat taken?
—_____. That man got his books and left a few minutes ago.
| A．I’m afraid so | B．I don’t know |
| C．I don’t think so | D．I hope not |
—Has your friend completed his design?
—Not yet. He _______ on it last night.
| A．worked | B．has worked |
| C．is working | D．was working |
—Do you know ______?
—To meet her friends from America.
| A．where is Anna going |
| B．where Anna is going |
| C．why is Anna going to the airport |
| D．why Anna is going to the airport |