---- Have you ________ Tim to go with us'? ---- No. He wants to but he ________ care for his sister because his parents are busy.

— Jim is very sick these days. He coughs so badly.— In my opinion, he really ________ listen to the doctor and cut down on smoking.

—Jenny，how did your math exam go?—I thought I ________，but in fact I came in the top 10% in the class.

It’s nearly eight o’clock. I must hang up and get down to work. My boss________ be here at any moment.

If the green light doesn’t come on, you ______ go across the street.