下列句子中各有一处语言错误，请把错误改正，其他部分不得改动。每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号（∧），并在右边横线上写出该加的词。
删除：把多余的词用斜线（\）划掉，并在右边横线上写出该词，也用斜线划掉。
修改：在错误的词下划一横线，并在右边橫线上写出改正后的词。
1.That I can pay back the help make me happy.
2.She had a feeling that she was being watched by an tall man.
3.The position of the user can worked out at any time.
4.Either the team leader or the guides is looking after the students.
5.I asked Wang Hua that why he hadn't shown me the data earlier.
Long long ago there lived many mice in an old house. They were free to do anything. They ate up a lot of food. So _________ owner of the house wanted to stop the mice _________ food. He got a cat. After that, some of the mice were killed. One day one of the oldest mice said, “All the mice _________ come to my hole tonight, and we’ll decide what to do next about the cat.”
Each of the mice arrived. They thought _________ and did what they could to find a way to save their lives. They spoke, sitting face to face, but none of them had an idea. Finally a young mouse stood up and said，"Why not tie a bell _________ the cat’s neck? Then,___________the cat comes close, we will hear the bell and _________ .Then the cat won’t _________catch any more of us.”
“It _________ good! Who can do so here?” the oldest mouse asked. At this very moment the hole was quiet and no one answered. At last he said, “It's____________ to say than to do.”
1.A.the B.an C.a D.one
2.A.to eat B.eat C.eating D.to be eaten
3.A.should B.have to C.would D.must
4.A.strongly B.hard C.hardly D.heavily
5.A.over B.with C.round D.about
6.A.unless B.when C.though D.since
7.A.move away B.went away C.got away D.run away
8.A.be able to B.are able to C.is able to D.able to
9.A.sound B.sounded C.sounds D.is sounded
10.A.easy B.easier C.better D.good
___________is said that the technology behind RealCine is virtual reality.
A.It B.That C.What D.This
He believes that VR films________ by most people.
A.will accept B.have accepted
C.has been accepted D.will be accepted
He plays basketball very well. He_________ it a lot.
A.may practise B.must practise
C.must have practised D.should have practiced
—____________I get a ticket for you ?
—Thanks.
A.Shall B.Will C.Would D.Must
