— What’s the trouble with Tim?
— .
| A．He is writing letters | B．He has a bad cold |
| C．He has long curly hair | D．He should lie down and rest |
Please stand ______ rows.
| A．in | B．on | C．at | D．with |
Boys, help _______ to the delicious food.
| A．yourself | B．himself | C．yourselves | D．you |
—What are the flowers _______?—They are beautiful.
| A．look | B．like | C．look like | D．likes |
______ she did this, all would be well.
| A．As long as | B．So long | C．As if | D．Even if |
_______ the heavy rain, many people were late for work.
Because B. Because of C. As D.Since