33．A cool rain was falling_________with snow causing heavy traffic． A．mixed

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33．A cool rain was falling_________with snow causing heavy traffic．
A．mixed B mixing C．to mix D．having mixed

答案

解析

略

举一反三

24．________fit, we ought to learn more about our body and be careful with what we eat.

A．Keeping

B．To keep

C．Having kept.

D．To have kept

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31．In summer, food will go bad if_________in room temperature.

A．leaving

B．left

C．being left

D．having left

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34．More and more people shop online,________advantage of low prices.

A．having taken

B．taking

C．taken

D．having been taken

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27. Nearly four hundred supermarkets in Beijing are preparing to dim their lights ________ the "Earth Hour 2010" on Saturday night.

A．honor

B．honoring

C．to honor

D．having honored

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The bell _____ the end of the class rang, _____ our heated discussion.

A．indicating, interrupting	B．indicated, interrupting
C．indicating, interrupted	D．indicated, interrupted

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