根据下列句子及所给汉语注释或通过上下文，在答题卡上标有题号的横线上，写出空缺处各单词的正确形式。每空只写一词。
小题1:Changchun is in the   （北方）part of China.
小题2:The car is moving at full   （速度）．It's very dangerous.
小题3:He lives alone, but he never feels   （孤独的）．
小题4:We bought many presents for our   （亲戚）．
小题5:Have you ever   （写）a letter to your parents?
小题6:When l was at   (小学教育的)school,1 went to school on foot.
小题7:The number of   （妻子）left behind in the village is very large.
小题8:My mother   (返回)home half an hour ago.
小题9:Please come a little   （早）next time.  Don't be late again.
小题10:I like watching   （卡通片）．
小题11:-What's on TV?
-A reporter is   President Xi Jingping..
小题12:-Did everybody go to visit the Palace Museum?
-No，   Li Ming.
小题13:-Now pollution is still a big problem.
-   !
小题14:-I hear you are going to study   .Which country are you going to?
-England. I think.
小题15:-We haven't visited our grandparents for so long, Kitty.
-Yes, they must   us very much.