超星 - 测验20200423092415 - 查题吧

单选题

There may be a need for practicing the piano if you expect your students__this song smoothly.

A. playing
B. play
C. to play
D. played

单选题

It is obvious that London depends heavily__the success of financial and business services.

A. for
B. in
C. on
D. about

单选题

After we had waited for__2hours，the bus finally arrived.

A. the other
B. other
C. others
D. another

单选题

When he is away__business，he contact his office every day by email.

A. with
B. of
C. on
D. to

单选题

In addition to economic consideration，there are other reasons __the bank clerks work long hours.

A. what
B. why
C. when
D. where

1