—I cleaned my room last night,____you?—I did my homework.
—What does your brother look like? —____
—____ bike is this? —I think it’s Sally’s.
—Hi, Tony. ____ is my friend, Jack. —Hello, Jack! Nice to meet you.
-There are quite a problems here. -Don’t worry. Let me help you.
-I heard Mary was ill last week. Does she go to school today?-Yes, she is .