1 猫追老鼠,但总是没能捉到.
The cat chased the mouse,but always couldn't catch.（要用过去式的!而且前后要一致）
2 我们不得不快跑以赶上火车.
We had to run to catch up the train.
3 别制造那么多的噪音.
Don't make that much noise.
4 那只老虎昨天从笼子逃走了.
The tiger escaped from its cage yesterday.
5 你一定口渴了.
You must be thirsty.
6 这个学校一定有许多教师
There must be many teachers in this school.（there be 句型更好吧?）
7 这些花真香(smell)
These flowers smell so sweet.
8 他假装看书(pretend toclo)
He pretended to be reading.（括号里的东西不知道是什么,这里表示当时正在假装读书）
9 我企图要说话,但被告知要安静.
I was told to be quiet when I was to speak out / say something.
10 出门在外要担心钱.（强调句型九年级应该接触了）
It is money that to be worried about when people are out of home / away from home.
11 我们已经把钱用光了(use up)
We have used up all the money.（二楼的那个 run out of money 也是对的,但是没用到括号的）
楼主自己也好好检查一下吧 ~~~ 我更正是楼上几个答案的一些错误 ~~~ 但是也不能确保万无一失,希望对楼主有用!