( c )24.______ TV at that time?A.Did you watch B.Have you wa

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( c )24.______ TV at that time?A.Did you watch B.Have you watched C.Were you watching
这题答案选c,但为什么用过去进行时,而不用一般过去时?
at that time 用在什么时态。什么时候用过去进行时

at that time 是过去具体时间,这是过去进行时的标志词标志词还有,at three yesterday等
一般过去时是过去的某一时间例如,yesterday,last yea

( c )24.______ TV at that time?A.Did you watch B.Have you wa Did you have a great time to watch TV last night?哪里错了? Did you have a good time _______the cinema?A.to B.at C.on D. Did you have a house ______ the beach?A.in B.on C.at D.off Did he have to-----at that time?A went B go C goes D going When () you watch TV?A.are B.does C.do Did you ___ TV?(watch) Did you spend a lot of time watch TV last year? Did you have a good time at the party, Linda What time is__by your watch.A.that B.it C.this D.you选哪一个 21Do you like ---TV?A:watching B:watch C:to watch Would you What did you ____?A,see B,look C,watch