英语改错和填空

英语改错和填空
1.Packed in a box,the typist could not find the machine.（改错）
填空：
1 We expect to _______ business talks with them next week.
A.enter in B.enter into C.enter for
2 We are sorry to inform you that we are unable to make a delivery within the ____period of time.
A.requiring B.requirement C.require
3 We trust you will arrange for a new invoice ____ in the near future.
A.to be issued B.to issue C.issuing
4 You stated that it would be possible to deliver ____ one month,but you did not do this.
A.by B.within C.for
5 He is keen to impress the clients with his efficiency and ____ the best service possible.
A.to give B.given C.giving
6 You assured us that it would be possible to deliver the material ____ 7 March.However,it has not yet arrived,and it is now May.
A.in B.on C.since
7 The goods _______ shipped already if your L/C had arrived by the end of July.
A.would have been B.would be C.had been
8 We ordered the above computers ____ 18 January,and they still have not arrived.
A.within B.to C.on