-Must I wear the formal suit？-（）.

单项选择题His mother （）alone since his father died.

A.lived
B.lives
C.has
D.is

单项选择题She wonders （）will happen to her private life in the future.

A.that
B.it
C.this
D.what

单项选择题My mother still went to work yesterday （）she didn’t feel well.

A.whether
B.though
C.as
D.while

单项选择题India had the second （）population in the world.

A.largest
B.larger
C.most
D.smallest

单项选择题-（）？A lot of things are on sale.—That’s a good idea.Let’s go.

A.Why don’t we go shopping today
B.Do you like shopping
C.What are you going to buy

问答题翻译：His boss were very angry when Tom told him why he was late.

单项选择题-we need some toilet paper.-（）.

A.let’s go to the bookstore
B.let’s go
C.let’s buy them
D.let’s get some 

单项选择题Polly enjoys ( )in a band in her free time.play the guitarB. to playing the guitarC. playing the guitar

填空题Joe，there （）someone waiting for you at the door now.

单项选择题What causes cavitation in a centrifugal pump （）．

A.Vapor
B.Rough
C.Worn
D.Heavy

单项选择题l need some red ink badly，butthere’s （）at hand.

A.nothing
B.a little
C.not
D.none

单项选择题If I（）his email address，I would have sent him a message yesterday.

A.have known
B.had known
C.will know
D.know

问答题英译中：we have so many excellent employees，I want to give them more than fair wages.

单项选择题He read my credit card number out loud in front of customers （）I could stop him.

A.before
B.while
C.as
D.since

填空题The company is looking for a well-organized and （experience）（）secretary to assist the HR Manager.