How can we stop him from smoking?How can we ________him ____

How can we stop him from smoking?How can we ________him _______ smoking?
2.I want to know who is going to take charge of this project.I wander who is going to be _______ ______ this project.
3.The old lady was surprised at the great changes in our city.The old lady was _____ _____ the great changes in our city.
4.Mr.Wang took us to visit the new school.Mr.Wang _____ us _____ the new school.
5.Wang Hai likes playing football,I like playing football,too.____Wanghai____i____playing football,
Wanghai likes playing football.____ ____ I.____ ____Wanghai ___ ____ I ____ playing football.
6.Mr.Gray didn’t go to Beijing yesterday.His wife didn’t go there,either.
_____ Mr.Gray _____ his wife _____ to Beijing yesterday.
Mr.Gray didn’t go to Beijing yesterday,._____ _____ his wife.
7.Jack managed to swim across the river last Friday.Jack _____ in _____ across the river last Friday.
8.Writing the world-famous works cost his whole life.He _____ his whole life ____ ____ the world-famous works.
9.We are pleased that Tom told us the truth.We are pleased _____ Tom’s _____.
10.It will take LeeHua half an hour to get the answer to the maths problem.
It will take LeeHua half an hour to ____ ____ the maths problem.
11.I don’t know when we will start.I ____ ____ ____ when we will start.
12.I didn’t catch the first bus this morning.
I ____ ____ ____ catch the first bus this morning.
I ____ ____ catch the first bus this morning.\

是改同意的句子嘛?
1.prevent from 也是阻止的意思
2.咱说 你是不是少了个空格.应该是in charge of
.+BE是表示状态.
3.surprised to
4.took around
5.both an like
so do not only,but also(不但 而且的意思） like
6.这个貌似不是很确定.None and went （NONE是两者都不的意思.应该只这样吧 错了表怪我.）
7.succeed doing (succeed in doing sth.成功做到了某事）
8.spend in writing 应该是这个 不确定.
9.with truth
10.work out
11.这个 一时半刻.想不到.额.
12.同上.
内个- -貌似本人很懒.时态什么的 自己改改.汗 咱压根没看啥时态./这个应该不难吧?.