离心式离合器原理图:英语高手请进

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1.They are planning( )the two cities by railway.
A.to join B.to take part in C.joining D.connect
2.People waste( )paper every day and( )cars pollute the air.
A.too much ,much too B.too many,many too
C.much too,too many D.too much,too many
3.When the tap is leaking,you should get it ( ).
A.repaired B. repairing C. to repair D repairs
说明原因啊!!!

1.A。plan to do,排除C、D。take part in是“参加”的意思,与句意不符。故选A。
2.D。根据句意,两个括号里都应该填“太多”。paper不可数,car可数,故前一个填too much,后一个填too many。
3.A。get sth done是“让某物被……”的意思。

ADA

a.d.a

ADA

A\D\A

A, D, A