Question

(2006·宁夏回族自治区)

--- Mum, can I wear my jeans to school?

--- No, you ________ wear your school uniform. That's the school rule.

[　　]

A．can

B．can't

C．have to

D．may

Answer 1

答案：C
解析：

解析：此题考查情态动词的用法。依题意可知：学校有规定，必须穿校服。因此C答案正确。