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Nowadays food safety is a big problem and nobody can guarantee all foods are safe to us, but food produced in the normal companies is ______ better.

A．strictly            B．a(chǎn)bsolutely         C．relatively          D．exactly

 This program can give you a lift at work, ____ increase your income by 50%.

A．a(chǎn)s long as                             B．a(chǎn)s well as

C．so much as                            D．a(chǎn)s soon as

Some of the members demanded to know why they had been kept           the true facts until they reached the present critical stage.

A．in view of                             B．in honor of

C．in place of                             D．in ignorance of

--- Have you got the results of the final exam?

--- Not yet. It will be a few days _________ we know the full results,

A．before           B．a(chǎn)fter             C．until             D．when

 --- Are you _____with doing a lot of homework everyday?

--- Sometimes I am. But as a student , we have to do so at present.

A．satisfied                              B．encouraged

C．bored                                D．pleased

 ---Do you mind my opening the window?

----______I feel a bit cold.

A．Of course not.                          B．I would rather you didn’t.

C．Go ahead .                             D．Why not?

_______ with care, one paper-bag will last for six weeks.

A．Use              B．Using             C．Used             D．To use

Marry _____ as a secretary in this company for twenty years and now she stays at home taking care of her own garden.

A．has served                            B．had served

C．has been served                        D．served

 ______ at the door before you enter my room, please.

A．Knock            B．Knocking          C．Knocked          D．To knock