单项选择题

Many new difficulties()when they began to carry out the plan.

A. arose
B. was arisen
C. was arising
D. is arisen

相关考题

The customers should () their orders by phone or email....

单项选择题The customers should () their orders by phone or email.

A. reform
B. confirm
C. affirm
D. inform

He insisted that the meeting () till next Monday.A. be ...

单项选择题He insisted that the meeting () till next Monday.

A. be put off
B. was put off
C. is put off
D. would be put off

The resources on geography can be () in the state libra...

单项选择题The resources on geography can be () in the state library.

A. acquired
B. required
C. inquired
D. requested