小题1: Betty __ (study) in this school since s

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小题1:________ Betty __________ (study) in this school since she came here in 2008?
小题2: ---Must the children _____________ (teach) how to cook when they are at home alone?
---Of course. It is necessary for them to learn how to cook.
小题3:I didn’t catch what you said just now because I_________ (answer) a call from my aunt.
小题4:----Why did John look so unhappy?
----Because he _______________ (not reply) to his wife by the time he left for Paris.
小题5: Usually before exams, the students ____________(give) five minutes to write their names and read through the paper.
小题6:Simon ____________ (take) a lot of photos while he was in Shanghai. He will show them to us when he returns.
小题7:The weather report said that the bad weather ______________ (last) for two days. What shall we do?
小题8:Having the robot _______________ (do) all the housework is really great. I can get more free time for my hobbies.

小题1:Has studied
小题2:be taught
小题3:was answering
小题4:hadn’t replied
小题5: are given
小题6:took
小题7:would last
小题8: do

小题1:since的主句通常用现在完成时，本题为一般疑问句，助动词has位于句首，后跟动词学习的过去分词studied，故本句空格处填Has studied。
小题2:本题主句表示的是被动的含义，情态动词must后跟动词原形，被动结构为be+动词过去分词，teach的过去分词为taught，故本句空格处填be taught。
小题3:本句的原因状语从句为过去进行时，结构为be+现在分词，故本句空格处填was answering。
小题4:本句的含义为回答语的主句使用的是过去完成时的否定形式，结构为hadn’t+动词的过去分词，故本句空格处填hadn’t replied。
小题5:本题的主句为被动的含义，使用被动结构be+给的过去分词given，故本句空格处填are given。
小题6:本题的主句为一般过去时，故本句空格处填动词拍摄的过去式took。
小题7:本题的宾语从句使用的过去将来时，可用would+动词原形的结构，故本句空格处填would last。
小题8:have sb do sth表示使某人做某事的含义，故本句空格处填do。

Mr Smith __________ at this school since he ________ Xiamen John's father__mathhematics in this school ever since he gra 小题1:It’s important for us __________ (study) English well.小题 Since ________ in this school,I have learn a lot of Chinese. My mother ________ in the office since she __________(leave) have worked in this school since 2000 . Miss Gao __________(teach) English in our school since she This morning Jack came to school __________ than ________ st Linda and Emma ( ) study in this school It's two years since my brother studied in this school =什么? Great changes ________ in China since the People’s Republic 1.He.___(teach)in this school since he___twenty