It was time to go home, Martin______his raincoat andwent out

_ a cold morning, I opened thewindow and was glad to find that It was snowing outside

Mary had to go to a meeting，so she left her children ___________ at home.

Why were you late for the show — It was rush hour. There was _______ traffic on the road.

This term, we have ________ new subject—physics. It’s interesting.