I haven’t read ________ of his books, but judging from the one I have read I think he is a very promising writer．

A．any

B．none

C．both

D．either

Try a piece of our home-made cake．You ________ get disappointed!

A．needn’t

B．mustn’t

C．don’t

D．won’t

How 1 wish I could bring some laughter to my students who ________ so hard．

A．will work

B．had worked

C．have been working

D．were working

Some websites require you to register an email address, ________ means you begin to receive junk mails．

A．which

B．what

C．as

D．that

The lion dance is ________ to be able to bring good luck in Chinese tradition．

A．realized

B．believed

C．told

D．made

The waste can be recycled into new products, which ________ will save natural resources．

A．in turn

B．above all

C．by chance

D．at least

－Whenever you call, ________ when you pick up the phone, because someone on the other end of the line feels it!

A．smiling

B．smile

C．to smile

D．having smiled

－No more problems so far?

－________．All seems to be in order．

A．Yes, I think so

B．No, I don’t think so

C．Yes, I don’t think so

D．No, I think so

________ he works hard, I don’t mind when he will finish the experiment．

A．As soon as

B．As well as

C．So far as

D．So long as

－You can’t enter the building without ________ permission．

－I’ve lost ________ permission card．

A．the, a

B．a, the

C．不填, the

D．不填，不填