I have ______ bad stomachache ,Mr. Wang.— I’m afraid you have to get _____ X-ray.

We have to ask them to ____talking in order that all people present could hear us clearly.

How long have you _______—For about 3 years.

Jimmy is very helpful. _________ I stay with him, _________I like him.

Though he thought math was very difficult, he never _______it ______.