I wonder if Tom in his business.— He will if he more chances.

In a new study of African elephants，researchers havefour distinctcharacters that are among a group.

The Chinese government has passed a new regulationforbidding supermarkets and stores to ______ free plastic bags to shoppers inorder to protect the environment

Hearing her mean words，I stood there trembling and trying to ________ tears.[ ]

Could you ___________ the computer for me, dear I want to check my e-mails.—Certainly, I’ll do it right away.