《2025年优化学案高中英语选择性必修第一册人教版》

单句语法填空
（1）I haven't been watching the Olympics. I just happened to switch ____________.
（2）There's little point discussing the topic. Let's switch it ____________ another.
（3）I parked the car and switched ____________ the engine.

答案： 答案：over解析：switch over 表示“转换频道”，符合语境，故填 over。
@@答案：to解析：switch...to... 意为“把……转换到……”，这里指把话题转换到另一个，故填 to。
@@答案：off解析：switch off 表示“关掉（电灯、机器等）”，此处指关掉发动机，故填 off。

单句语法填空
（1）Many people have a preference ____________ the original plan.
（2）We give ____________（prefer）to those with education and service industry sale experience.
（3）Mr Baker preferred ____________（stay）at home with his children rather than go out for a party.

答案： 答案：for解析：have a preference for 是固定短语，意为“偏爱……；更喜欢……”，所以填 for。
@@答案：preference解析：give preference to 是固定表达，意为“优先考虑；偏爱”，这里需要名词形式，故填 preference。
@@答案：to stay解析：prefer to do sth. rather than do sth. 是固定用法，意为“宁愿做某事而不愿做某事”，所以填 to stay。