ou think it’s a good idea to make friends with your students—________, I do. I think it’s a great idea.

Tina_________wait _________ see her parents .

— What have you been busy with these days?— I ______ that the speech contest has been brought forward, so I ______ for it. [ ]

Now old people without children ________ good care of by our government.—How happy they are!

Can you think of some cases______drivers obviously knew the traffic rules but didn’t obey them?