Joanna is no less hardworking than her twin sister, _______ she failed in the final exam.

A．but              B．so               C．or               D．and

My husband________ a model plane the whole Sunday morning. I thought he would help do some washing.

A．has made         B．made             C．was making        D．had made

Don't ______ to spring-clean the whole house just because my mother is coming---there's no need to do that.

A．undertake         B．attempt           C．bother            D．hesitate

Will you please also state your earliest delivery date, your terms of payment, and discounts for regular _______?

A．supplies          B．sales             C．purchases         D．accounts

Some people have no idea that by helping a criminal they could ________with a prison sentence.

A．come up          B．end up            C．put up            D．catch up

If you love someone, why ______ you chain him to your side, control his emotion, and even make him center on you?

A．must             B．dare             C．need             D．will

Oh, boy, why are you just playing games all day? Can't you find something ______ doing at all?

A．practical　　　　   B．valuab1e          C．worth　　　　     D．positive

_____ a piece of cheese cake my mum prepared---You won’t be disappointed!

A．Trying            B．Tried             C．To try             D．Try

Children are excited about the approach of Christmas, _____ may bring great happiness to them.

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

________the letters there are answers written by people who are supposed to know how to solve such problems.

A．Along with         B．Apart from         C．According to       D．Regardless of