Think and choose.
| happen | sleep | mother | sing | clap |
sleeping
sleeping
.（2）The students are very happy and
clapping
clapping
their hands.（3）Listen！The girls are
singing
singing
.（4）What's
happening
happening
now？（5）It's
Mother's
Mother's
Day today.【考點】現在進行時．
【答案】sleeping；clapping；singing；happening；Mother's
【解答】
【點評】
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發布：2025/4/11 22:0:1組卷：9引用：1難度：0.5