A: Where is Jim? He isn't at school today.
B: I (认为他不能) come to school today.
A: Why not?
B: He has to (呆在家) and look after his mother.
A: (怎么了) with his mother?
B: She (得了重感冒) yesterday.
A: I'm sorry to hear that. Did she (看医生)?
B: Yes. The doctor said she had to lie down and rest (几天).
A: I hope she (快点儿好起来). Then are you free after school?
B: Yes. Why?
A: Let's go to see him and take the homework to him.
B: That's a good idea.