Choose the best option to complete each sentence.

 Sky safety system _________ everyone from crashing.

Choose the best option to complete each sentence.

I'm afraid I _________ part in your party this weekend.

Circle the sentence or question that has similar meaning to the first one.

There are many places worth seeing in London.

Choose the best option to complete each sentence.

 _________ to Australia on your summer vacation next year?

Circle the sentence or question that has similar meaning to the first one.

Mary went to Viet Nam last year and it was her second time.

Choose the best option to complete each sentence.

Next year, we _________ and get jobs.

Choose the best option to complete each sentence.

 _________ use my jetpack to fly anywhere easily.

Choose the best option to complete each sentence.

I hope pollution _________ worse next year.