----What’s the matter with Della?

   ---- Well, her parents wouldn’t allow her to go to the party, but she still ____.

A. hopes to         B. hopes so           C. hopes not           D. hopes for

---- Here____! Where is Xiao Liu?

　 ---- There____.

A. comes the bus, is he                     B. comes the bus, he is

C. the bus comes, is he                   D. the bus comes, he is

While I was in the foreign country, my younger brother always ____ me of what was happening in big cities in time.

A. approved         B. accused           C. informed            D. warned

With the word “PM2.5” ____ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.

A. constantly       B. instantly           C. roughly           D. firmly

After a careful survey about the cause of the newly-built bridge, they finally came to a(n) _________ that it was due to the heavy rain.

A. construction      B. motivation         C. conclusion         D. impression

He had to pause from time to time to wipe the sweat from his forehead, because the air-conditioning system ____.

A. broke in           B. broke up          C. broke out          D. broke down

Computers and mobile phones, though they are indeed making our life ____ and more ____, have reduced the need for face-to-face communications.

A. easily; efficient     B. easier; efficient    C. easy; efficiently      D. easily; efficiently

The woman ____there under the tree, ____ in a blue shirt, is our headmaster.

A .sitting; wearing     B. sitting; dressed     C. seating; dressed     D. seated; dressing

The new technology, if____ to farming, will help increase the grain output.

A. applying           B. to apply          C. applied         D. having applied

More and more high-rise buildings have been built in big cities____ space.

A. in search of        B. in place of        C. for lack of       D. for fear of