四、选出最佳答案，将其序号填入前面的括号内。
()1. It's going to rain tomorrow. I go hiking with my parents.
A. can B. can't C. do
()2. We have Chinese, math, English and P. E. the morning.
A. on B. at C. in
()3. —Thank you! —.
A. Sure B. Great C. You are welcome
()4. —? — It's half past eleven.
A. What's the time B. What's time C. What the time
()5. Jerry often his room on the weekend.
A. clean B. cleans C. cleaning

1.B 2.C 3.C 4.A 5.B

1. 根据句意“明天要下雨”，可知此处表示“不能和父母去远足”，can't意为“不能”，符合语境，故选B；2. 表示“在早上”的固定搭配为in the morning，故选C；3. “Thank you!”的常用答语是“You are welcome.”（不客气），故选C；4. 询问时间的正确句型是“What's the time?”，B、C表达错误，故选A；5. 主语Jerry是第三人称单数，由often可知时态为一般现在时，谓语动词需用第三人称单数形式cleans，故选B。

五、每日一谚。
Easier said than done. 说起来容易，做起来难。

Easier said than done. 说起来容易，做起来难。

本题为英语谚语积累题型，要求掌握常用英语谚语“Easier said than done.”的含义，该谚语对应的中文意思是“说起来容易，做起来难”。