,mother will wait for him to have dinner together.

A．However late is he          B．However late he is

C．However is he late          D．However he is late

—Can the students in our class compare with those in theirs?

—The students in ours study       but not         .

A．harder ;as clever         B．hard ;clever         C．hardest ;cleverest D．harder ;cleverest

It was in time of danger       he made the final decision        they should send more doctors there.

A．where ;that      B．when; which    C．where ;what     D．that ;that

They had wanted to charge $ 5,000 for the car,        we managed to bring the price down.

A．but           B．so            C．when        D．since

Farmers now        more government help not only of money but also of science and technology on farming.

A．call on      B．call for     C．stick to     D．live on

—Jenny took the 8:00 bus to Shanghai this morning.

—Really? She         the 9:00 train. It’s much more comfortable and safer to travel by train.

A．could have taken      B．should take      C．must have taken      D．can take

He got lost and spent hours looking for the station, and          it was past midnight by the time he got home.

A．besides     B．a(chǎn)nyway     C．somehow  D．however

Finding her car stolen,        .

A．a(chǎn) policeman was asked to help                     B．the area was searched thoroughly

C．it was looked for everywhere                       D．she hurried to a policeman for help

—Has he finished writing his essay?

—No. He       on it when I went to see him this morning.

A．worked     B．was working    C．had worked      D．is working

According to a new study by a British university, learning      second language can lead to

       increase in your brain power.

A．a(chǎn) ;the        B．不填; the         C．a(chǎn) ;an         D．the ;不填