—Could I have a word with you，mum?
—Oh，dear，if you ________.
| A．can | B．must |
| C．may | D．should |
—what do you think of Bill?
—He is a hard-working student and he always ____himself in study.
| A． spends | B．takes | C．buries | D． costs |
_____ I shouted at the top of my voice _____ turn his head.
| A．Not until; did he | B．Not until; he did |
| C．Until; he did not | D．Until; did he not |
—How did you find him out?
—I ______ his name by chance on the list.
| A．came down | B．came about | C．came up | D．came across |
---Is there any present for me ?
---Of course .This necklace __you .
| A．is short for | B．is named for | C．is intended for | D．intended to |
The gravity on the earth is much ______ that on the moon, do you know why?
| A．as strong as | B．strong than | C．so strong than | D．stronger than |