--What is Tom doing now ? --He is _______ on the playground..A. run B. runing C. Running
—_________ pretty skirt you’ve bought for me! —I’m glad you like it.
—________ will you tell Danny the news, Lisa? —By ________ him an e-mail.
Linda’s father hates waiting in long lines, I think he’s just not very ________.
If you meet some new words, you can ___________ in a dictionary.
It is very important for us ________ English well.