单项选择题
M: Are you going with us to the concert, Helen W: Maybe. I’m not sure. M: You’d better make up your mind. We’re leaving at six. W: No, I don’t think I will. I’ve got too much to do. I’m going to stay home.
Why won’t Helen go to the concert().
A．She has too much to do． B．She is ill. C．She wants to study．
单项选择题 Where is Mr.．B1ack().
单项选择题 When are they leaving().
单项选择题 () people take holidays in summer.
