题目内容
The snowstorm prevented him ________(arrive)on time．
Let's help the old man ________(clean)the house．
动词填空
The wetlands photo show ________(begin)at 10 a．m．tomorrow．
词汇运用
根据句意和汉语注释，在答题卡标有题号的横线上，写出单词的正确形式。
People may feel sick after ________(呼吸)polluted air．
You needn't come to school tomorrow if you ________(not be)comfortable．
单词拼写
根据括号内的汉语，结合句子的意思，在横线上写出形式正确的英语单词，每个空格只准填一个单词。
They have ________(九十)ducks on the farm．
词汇知识
用所给单词的适当形式填空。
Look！ The students ________(run)along the river．
They ________(不能)to pass the math exam．
用括号内所给动词的适当形式填空
Simon is strong and healthy because he ________ every day．(exercise)
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