The law about banning using thin plastic bags came into_____from 1st Jane this year.

  A. existence     B. power    C. sight      D. effect 

Prices reach equilibrium at the level at which quantity demanded ______ quantity supplied.

    A.is equal to       B.equal            C. equals to        D. is equal

Considering the convenience and of getting information, the ______of people seem to prefer TV to radio.

  A. majority   B. most     C. part     D. minority

You are hurting me very greatly. I still may not forgive you, ____ you apologize.

A. even though     B. so that    C. in case   D. in order that

Mary went to the box office at lunch time, but all the tickets ____out.

A. would sell     B. had sold      C. have sold      D. was selling

—What do you think of the movie?

—It’s fantastic. The only pity is that I ______ the beginning of it.

A. missed   B. had missed   C. miss    D. would miss

—Sorry, do you mind if I smoke here? 

—Yes, _______.         

A. you could      B. go ahead                            C. I do                     D. my pleasure 

It seems that living green is  ______easy and affordable. A small step masks a big difference. 

A. exactly         B. fortunately        C. surprisingly       D. hardly

— The food here is nice enough.

— My friend ______ me a right place.

A. introduces             B. introduced         C. had introduced       D. was introducing

This special school accepts all disabled students,   __ educational level and background.

A. according to        B. regardless of        C. in addition to     D. in terms of