单项选择题

If Tim keeps working like this, he'll ______ sooner or later.

A．break down
B．give off
C．get down
D．hold on
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单项选择题
—He is______ a brave man.—We can't admire his courage ______.
A．actually; very much
B．indeed; too a lot
C．really; too much
D．truly; a bit
单项选择题
A heavy snow ______ a good harvest year.
A．means
B．shows
C．promises
D．permits
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