—Ouch! You hurt me.

—I'm sorry. But I ________ any harm. I ________ to drive a rat out.

A．don't mean; am trying

B．didn't mean; tried

C．haven't meant; tried

D．didn't mean; was trying

It's said that they ________ a better life ever since they moved to the US.

A．had enjoyed B．have been enjoying

C．were enjoying D．would enjoy

—Look! Someone ________ the floor.

—Well, it wasn't me. I went shopping just now.

A．had swept B．has swept

C．was sweeping D．is sweeping

—David, are you listening to me?

—Sorry, Dad. I ________ to make sense of what the reporter said.

A．was trying B．have tried

C．am trying D．tried

If this product does not give you complete satisfaction, please return it to the manufacturer, stating when it ________.

A．is purchased B．will be purchased

C．purchases D．has purchased

—What's the matter with Philips?

—Something must have happened to him. He left home three hours ago, but ________ at the party!

A．didn't arrive B．isn't arriving

C．hadn't arrived D．hasn't arrived

The vegetables in his field ________ well, because they are pollution?free.

A．are selling B．have been sold

C．are sold D．sell

If we don't hurry up, everything ________ by the time we get to the party.

A．will be eaten B．is eaten

C．has been eaten D．will have been eaten

Your headmaster would have been happy to give you two days off, if you had gone and explained that your parents ________ ill at the time.

A．were B．had been

C．are D．would be

—Ye Shiwen got the championship in the women's 400 meter individual medley at London Olympics.

—She fully deserves the title. She ________ for it for years.

A．is preparing B．was preparing

C．has prepared D．had been preparing