The nurse won't leave her patients she's sure they are all taken good care of．（ ）
| A． |
unless |
B． |
because |
C． |
since |
D． |
if |
Li Hua is a volunteer．She will put up a sign to remind people to save every drop of water．Which of the following signs should she choose？（ ）
A．
B．
C．
D．
I's easy to clean up all the trash if we each offer to help．
Yes． ． （ ）
A．Many hands make light work
B．There is no smoke without fire
C．Where there is a will，there is a way
D．A true friend reaches for your hand and touches your heart
The environment is terrible．
I think it will be even worse the government takes actions to protect it． （ ）
A．untilB．whenC．ifD．unless
Although Yang Liping is a well﹣known dancer，she still a simple country life． （ ）
A．hopes toB．holds on to
C．used toD．leads to
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