These tickets for the performance are （ ） until the end of the month．

I think it’s high time we _____ strict measures to stop pollution.

What （ ） would happen if he told mom and dad what we had done?

Neither his family nor he （ ） anything about it.

Scientists say it may be five or six years （ ） this medicine is tested on human beings.

（ ） we can succeed or not depends on how well we cooperate with others．

I （ ） the instant coffee if it’s all you’ve got.

He was （ ） enough to see that Jake was the best candidate for the job.

—Where are the children? The dinner’s going to be completely ruined. —I wish they （ ） always late.

Each car sold in this specialized shop comes with a one-year （ ）.

It is because she is very devoted to her students_____she is respected by them.

It’s high time we _____ strict measures to stop pollution.