--What do you often do _____ classes to relax yourselves?--We often do eye exercises ,listen to music or do some running around the school.
Paul is really considering __ himself to __ those children in the earthquake-hit area.
I think the new film _______ by Mr. Zhang _______.
My father had _______ sleep last night ,so he felt _______ sleepy today.
The _______ documentary describes _______ in the future.
—What shall we do now? —_______ it’s raining hard, let’s stay at home.