[答案]　concerned

　　10．The __________ (majority) students come from the countryside.

　　[答案]　major

　　Ⅱ.单句改错

　　1．The goods have been received, but we have to make a complain about packing though we regret to do so.____________

　　[答案]　complain→complaint

　　2．When the fire broke out in the ship, Sally was frightening out of her wits.____________

　　[答案]　frightening→frightened

　　3．Last year I went to Beijing, where I got caught on traffic jam one night.____________

　　[答案]　on→in

　　4．Here are some tall trees, and villagers are going to cut down for building materials.____________

　　[答案]　cut后加them

　　5．She won't show any evidence unless being asked to.____________

　　[答案]　去掉being

　　6．There are such many people there that we couldn't get through.____________

　　[答案]　such→so

　　Ⅲ.阅读理解

(2018·全国卷Ⅲ)After years of heated debate, gray wolves were reintroduced to Yellowstone National Park. Fourteen wolves were caught