He's been studying there for （two whole hours）?对括号提问I missed the train （an hour ago） （ 同上）He skated from 7:00 to 9：00 yesterday （同上）He has been skating for four hours （否定句）He ___ ____ ____ for four hours

He's been studying there for （two whole hours）?对括号提问I missed the train （an hour ago） （ 同上）He skated from 7:00 to 9：00 yesterday （同上）He has been skating for four hours （否定句）He ___ ____ ____ for four hours
He's been studying there for （two whole hours）?对括号提问
I missed the train （an hour ago） （ 同上）
He skated from 7:00 to 9：00 yesterday （同上）
He has been skating for four hours （否定句）
He ___ ____ ____ for four hours
My ______ family are watching TV=____ my family are watching TV
My teacher began to teach English in 2002.She is still teaching English now （合并和一句）

He's been studying there for （two whole hours）?对括号提问I missed the train （an hour ago） （ 同上）He skated from 7:00 to 9：00 yesterday （同上）He has been skating for four hours （否定句）He ___ ____ ____ for four hours
1 How long has he been studying there
2 When did you miss the train
3 How long did he skate yesterday
4 He 【hasn't been skating 】 for four hours.
5 My 【whole】 family are watching TV=【All】my family are watching TV
6 My teacher has been teaching English since 2002.

1，how long has he been studying there for?
2, when did you miss the train?
3, 没有括号
4，he hasn't been skating for 4 hours.
5. 没看懂
6，两句中间加 and

how long has he been studying there? (划线应该连同for一起)
when did you miss the train?
he hasn't been skating for four hours
whole all
My teacher who is still teaching English now began to teach English in 2002

How long time has he been sudying?

How long did you miss the train?

How long did he scate yesterday?

He hasnot been skating for four hours

whole all

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How long time has he been sudying?

How long did you miss the train?

How long did he scate yesterday?

He hasnot been skating for four hours

whole all

My teacher began to teach English in 2002 and She is still teaching English now .

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