—Do you know the boy _______ is talking to Mr. Smith?—Yes, he's my brother.A. what B. which C. Who
—I could look after when I was five. —Really?I can’t believe it.
It’s going to rain.You should take umbrella.
— Would you like to go for a picnic to enjoy the fresh air outside this weekend? — __________. It will be a funny day.
---Excuse me, may I ask you some questions? --- Of course, but I only have five minutes to ______.
--Is Jessica giving us a speech this evening? ---No, it _____be her. She _____to Japan.