Oxford Discover 4 Grammar

Have you ever ________ a real tornado?

• seen

• see

• saw

Has your father _______ in a blizzard?

• drive

• drove

• driven

We __________ here for over two hours.

• have been waited

• has been waiting

• have been waiting

Mark ___________ two foreign languages.

• has studied

• has been studied

• has studying

People _________ to Venus.

• hasn't traveled

• haven't traveled

• haven't travel

He _______ all our offers to help.

• turned down

• turned back

• turned in

Once we take this decision, there's no __________.

• turning off

• turning back

• turning down

We talked ______ about his problems.

• open

• opened

• openly

She has to do the study ________.

• voluntarily

• voluntary

• volunterily

Could you _______ water the flowers?

• rearly

• rarely

• rarily