用is或are填空：
（1）There ______ some rulers in the schoolbag.
（2）There ______ an apple on the table.
（3）There _______ some milk in the glass.
（4）There _______ three boys in the playground.
相关试题
将下列对话补充完整。
A：Show me your pencil
B：This ___ ___ pencil .
A：What’s your name?
B：___ ___ is Sam. (根据实际情况)
写话（6%）画一个水果，并描述它
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