----How long_______ in Australia?----Eighteen months.I came back last Spring.A.have you studied B.have you studied C.did you study D.do you study给的答案是c 说是这是情景交际题，提问者应用一般过去时提问

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----How long_______ in Australia?----Eighteen months.I came back last Spring.A.have you studied B.have you studied C.did you study D.do you study给的答案是c 说是这是情景交际题，提问者应用一般过去时提问
----How long_______ in Australia?
----Eighteen months.I came back last Spring.
A.have you studied B.have you studied C.did you study D.do you study
给的答案是c 说是这是情景交际题，提问者应用一般过去时提问

----How long_______ in Australia?----Eighteen months.I came back last Spring.A.have you studied B.have you studied C.did you study D.do you study给的答案是c 说是这是情景交际题，提问者应用一般过去时提问
选A,解析:I came back last Spring.时态为过去时,in Australia过去完成时表示过去的过去

选A。B。。。。是不打错了，一样的

A
用完成时态，是在问你在澳大利亚学了多久

A，决对没错。

九年级英语选择题how long_______ the film King Hong_____?a.did;begin b.has;begun c.has;been in d.did;been on选哪个为什么 They were pleased to meet after such a long_______.(separate) ----How long_______ in Australia?----Eighteen months.I came back last Spring.A.have you studied B.have you studied C.did you study D.do you study给的答案是c 说是这是情景交际题，提问者应用一般过去时提问 1、----How long_______ at this job?（现在完成时）----Since 1990.A were you employed B have you been employedC had you been employed D will you be employed2、As far as I am concerned,education is about learning and the more you learn,_______. How how how how how How how How how How HOW how how how