Fill in the blanks with the right words or phrases.
1.Can you hear the baby _____(laugh) happily?What a lovely baby!
2.Yesterday my friends and I ____(play) basketball.
3.When you ride a bicycle,you must stop at the ____(交通灯) when they turn red.
4.They will ____(到达) Beijing in three days.
人气：411 ℃ 时间：2020-01-28 00:53:36
解答
答案是：
laughing
解析：hear sb doing听到某人正在干某事
played
解析：看到yesterday用过去时
traffic lights
arrive in
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