Helen was much kinder to her youngest son than to the others, ________, of course, made the others envy him．

A．who

B．that

C．what

D．which

________ two exams to worry about, I have to work really hard this weekend．

A．With

B．Besides

C．As for

D．Because of

________, John felt uneasy．

A．Because Mary away

B．Because of Mary away

C．With Mary was away

D．With Mary away

________ the milu deer have been well protecteD．

A．After that

B．Later on

C．Since then

D．At that time

－I'm interested in that chair．How much do you want for it?

－$25.00．

－________．I'll give you $15.00．

－No, that's not enough．

A．The chair is really nice

B．That's too much

C．Please lower the price

D．Nobody will have it except me

Wood can ________ very good paper．

A．used to make

B．be used to making

C．to make

D．be used to make

No one knows when exactly the lake ________．

A．took its place

B．came into being

C．happened

D．came over

Many kinds of animals ________ because of being hunted everywhere．

A．would die

B．have died out

C．have die away

D．will be dead

I had warned her of the possible danger, but she ________ no attention．

A．paid

B．took

C．drew

D．caught

The teacher suggested ________ the Great Wall this Sunday．

A．we pay a visit

B．to visit

C．a visit to

D．we visiting