题目

单词拼写；根据下列句子及所给单词的首字母，在答题卷上按题号写出各单词的完全形式 (每空限填一词)。 1. At the Natural History Museum, the guide is telling the v________ about the butterflies. 2. You must keep q________ while your father is asleep. 3. Before c________ the busy street, you must look both ways.4. L________, Jack passed the final exam in the end. 5. I think that the most helpful i________ is the rice machine, but I don’t know who invented it. 6. His uncle is a f________ and lives in the countryside, growing rice and corn. 7. The pri19．判断．（对的在括号里画“√”，错的画“×”．）            （1）图M绕点O顺时针旋转90°，得到图N．（√）            （2）图N绕点O逆时针旋转90°，得到图M．（√）              （3）图M绕点P顺时针旋转90°，得到图N．（√）          （4）图N绕点P逆时针旋转90°，得到图M．（√）