题干
根据句意及首字母提示完成单词
We went to a summer c____ last year.
There w____ many trees on the mountains five years ago(以前).
We are studying hard for e____ .
—He was an English teacher.—R____ ? Did he teach you?
What an a____ classroom! It’s too dirty!
答案(点此获取答案解析）
camp,were,exams,Really,awful
）轰击Y核生成Z核并放出一个氦核（
），则下面说法正确的是