In the end I ______ a good effort to pass the examination .
A、didC
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I'msorryI'veforgottentopostyourletter.
—Nevermind._____postitmyself.
Childrenshould_________wastewater.
What _________ in Iraq? Have you read the _________ news?
The sign at the entrance to the building says “The pets _____________!”
Generally,theweatherinBritainis_____toocoldinwinter_____toohotinsummer.