My mind wasn't on what he was saying so I'm afraid I _____half of it．（ ）
A．missedB．was missing
C．will missD．would miss
Benjamin has learned that it is not polite to make _____ fun of others．（ ）
| A． |
a |
B． |
an |
C． |
the |
D． |
/ |
According to the rule，used batteries _______ be dropped in the red bin for harmful wastes．（ ）
| A． |
must |
B． |
need |
C． |
can |
D． |
may |
Worries in life _____ if you speak out to your close friend．（ ）
| A． |
will reduce |
B． |
were reducing |
| C． |
will be reduced |
D． |
were reduced |
Frank held his breath ______ the water to search for his ring in the swimming pool．（ ）
| A． |
at |
B． |
by |
C． |
over |
D． |
under |
By the end of last month，Jane _____ enough money for the poor sick boy．（ ）
| A． |
raised |
B． |
would raise |
| C． |
had raised |
D． |
has raised |