Daisy s parents dont let her go to late- night disco. She ..................  be at home at 9 o clock in the evening.

Choose the correct answer in each sentence.

The contract must be signed ------- opening of formal discussions.

We ............... a complaint from Mr. Talero at Kitchen Nook of which I thought you should be made aware.

Scientists are trying to ____ out the ways to reduce pollution from aircraft.

Choose the correct answer in each sentence.

The penalties for canceling the cell phone contract early were  ________________  stated in the agreement.

By the time a baby has reached his first birthday, he should  ............. sit up or even stand up.

We have already filled in ______application forms but Mary is still trying to complete______. 

This note is only a reminder. It's_______

A company picnic is .................. for September, when most staff will be back from vacations, although no date has yet been selected.

The two competing software programs were determined to be ............ effective in making tiling taxes from home an easy task.

Perry and Monroe Inc. is one of the ................... companies in the field of environmentally-friendly household appliances.

Because  _______, we arrived late.

Choose the correct answer in each sentence.

--------- the cabin will be rented out for the entire month, but the owner would agree to four weekly rentals instead.

Choose the correct answer in each sentence.

The best method for improving the -------- of your home at little cost is giving the exterior a fresh coat of paint.

Find the mistake in each of the following question: 

Developing new technologies are time-consuming and expensive.

I put my key on the table, but now it's gone. Someone ______________have taken it.

Do you think you can meet the _______ given by our teacher?

The coastguard boarded the ship and found __________.

Choose the correct answer in each sentence.

The semi-finalists for the community art contest will be  ________________  by a panel of judges tomorrow.

Employees who meet their quotas .................... the last week of the month can expect bonuses.

Thanks for helping me with my homework, John.” “________________________.”