because/because of
（1）The train was delayed ________ ice on the track.
（2）I bought the house ________ it was large enough.

单句改错
【小题1】Smith，dressing in black pants and a blue shirt，showed little expression.
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【小题2】I should never have taken that job at the first place.
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【小题3】The more carefully you work，the less mistakes you will make.
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【小题4】When he awoke，he found him in a room he didn't recognize.
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【小题5】People on the scene suggested that the criminal referring to the case be sent to prison.
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【小题6】I intended to come over to see you, but was prevented from doing so due to the bad weather.
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【小题7】We look forward to find further answers to the mystery of animal navigation.
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【小题8】As well as eat a seven-course meal, they drank three bottles of wine.
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【小题9】Liquid fuels also burn only when the surface of the liquid is in contact to air.
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【小题10】You will bring shame to yourself and your family if you don't stop your behavior now.
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根据汉语或首字母提示填空
【小题1】Let's ________（训练）the students in English pronunciation.
【小题2】There was no other a_________ but to fight till the victory.
【小题3】This store has an excellent ________（名声）for fair dealing and good service.
【小题4】Soldiers are expected to o_________ orders without questioning them.
【小题5】Our m_________ is "Plan for the worst and hope for the best".
【小题6】Given the chance，John might have become an o_________ painter.
【小题7】As well as your hairstyle，your choice of clothes can also r_________  your personality.
【小题8】The young man was sent to prison as a p_________  for what he had done.
【小题9】I think you must have ________（误解）Helen，because she never breaks her word.
【小题10】The difference between the two paintings is so s_________ that I can hardly tell it.

根据汉语或首字母提示填空
【小题1】There are six members in my family, i________ the cat raised by my parents.
【小题2】I’m told that his mother works ________ (在市中心).
【小题3】The b________ of the tree bent but didn’t break when the boy climbed along it.
【小题4】He said he was an e________, but in fact he knew nothing about it.
【小题5】I tried to give c________ to him after he lost the game.
【小题6】To know happiness one must first experience ________ (悲伤).
【小题7】In order to help students improve their study, our school has bought ________ (器材) for the lab.
【小题8】I’d like to run the winter ________ (马拉松赛跑) this year. Do you want to join me?
【小题9】The police found that the thief broke into this supermarket at ________ (午夜).
【小题10】My car broke down on the ________ (髙速公路) and as a result I was late.

单句语法填空
【小题1】We are told that Peter was put into prison because of an __________ (attempt) murder.
【小题2】We have been taught to be __________ (respect) to the seniors all the time.
【小题3】He is employing __________ (he) in writing a novel on China’s reform.
【小题4】There was a time when I was addicted to computer games, __________ (willing) to spend time on study.
【小题5】It’s the duty of parents to defend their children __________ abuse.
【小题6】His __________ (analyse) of the problem showed his great ability to understand.
【小题7】We are willing to be open to each other and show our true __________ (self).
【小题8】The first day __________ (explore) in the forest left a deep impression on me.
【小题9】You will never know how much your __________ (encourage) meant to me.
【小题10】What our law protect are legal businesses rather than __________ (legal) ones.