一、.单项选择。（每小题1分，满分20分）
1.—Does Jane have________ fever?
Yes，she does.I think she should go to________ hospital.
A．an；/ B．a；the C．/；a D．the；an
2. —Why can't you sleep well?
—Because there is something wrong________ my head.
A．with B．for C．of D．at
3.—James has a bad cold.
—I think he ________ lie down and have a good rest.
A．could B．can C．should D．will
