It’s dangerous to walk across the street carelessly.— You’re right. We can’t be careful while crossing the street.

I wonder _____ you’re getting along well with your classmates

Let’s go fishing if it this weekend.—But nobody knows if it .

There is someone knocking at the door.—It must be the computer repairman. I him to come to fix my computer.

May I open the window It’s too hot.–_____________.