锅炉烟尘排放与锅炉负荷有关，当锅炉负荷增加（特别是接近满负荷时)或负荷突然改变时，烟尘的排放量常常随之增

A、 A. alleviate hostility

B、 B. express unfavorable feelings

C、C. indicate uncertainty

D、D.  make a suggestion

______ you were busy, I wouldn't have bothered you with my questions.

A．If I realized

B．Had I realized

C．Did I have realized that

D．As I realized

______ you were busy, I wouldn't have bothered you with my questions.

A．If I realized

B．Had I realized

C．Did I have realized that

D．As I realized

______you were busy, I wouldn't have bothered you with my questions.

A．If I realized

B．I realized that

C．Had I realized

D．As I realized

A、didn't miss

B、wouldn't miss

C、shouldn't miss

D、wouldn't have missed

A．If I realized

B．Had I realized

C．I realized

D．As I realized

A．flexible

B．trustworthy

C．memorable

D．dependent

I ______riding a motorbike in this weather if I were you.

A. don't risk

B. wouldn't risk

C.didn’t risk

D. won't risk

A.Realized

B.As I realized

C.I had realized

D.Had I realized

Speaker A: I wish you wouldn't have your TV so loud. Speaker B: ______

A．I think so too. I will follow your advice.

B．Sorry! Were you trying to sleep？

C．Yes, I'm terribly sorry. I didn't mean to disturb your study.

D．All right. I will turn it down.