《2025年同步练习册山东人民出版社高中英语必修第二册外研版》

(1)单句语法填空
①He's more of a talker than a doer. This iswhyhe never finishes anything.
②From space, the earth looks blue. This isbecauseabout seventy-one percent of its surface is covered by water.
③The reasonwhyhe wanted to sell his house wasthathe needed a lot of money for his operation.
④The reasonthat/whichhe gave for his being late is that he got up late.
(2)句型转换
Tom came late for the meeting because he was ill.
→Tom was ill. Thatwaswhyhe came late for the meeting.
→Tom came late for the meeting. Thatwasbecausehe was ill.
→ThereasonwhyTom came late for the meetingwasthathe was ill.
提示请完成《课后素养评价(四)》

答案：
(1)单句语法填空
①He's more of a talker than a doer. This is why he never finishes anything.
②From space, the earth looks blue. This is because about seventy-one percent of its surface is covered by water.
③The reason why he wanted to sell his house was that he needed a lot of money for his operation.
④The reason that/which he gave for his being late is that he got up late.
(2)句型转换
Tom came late for the meeting because he was ill.
→Tom was ill. That was why he came late for the meeting.
→Tom came late for the meeting. That was because he was ill.
→The reason why Tom came late for the meeting was that he was ill.

情态动词(2)
一、语法现象感知
①That is why Letters from Father Christmas could be the perfect book...
②The children must have been very excited as they opened it.
③They might not receive their presents if they were not good.
二、语法规则理解
以上三个句子都使用了情态动词。
1. 句①中的 could 表示过去的能力，意为“______”；
2. 句②中的 must 表示十分肯定的推测，意为“一定”；
3. 句③中的 might 表示推测(把握不大)，意为“可能”。

答案： 二、1.能够 2.一定 3.可能