第四课时Section B (lale)工 ,根据句意及首字母提示写出句中所缺单词。1. Yang Liwei is the first Chinese 3 to 20 into gace.2. People will f to the moon and Mars bySpaceship on vacation，3,. China will build a spaces inabout 20years，4. We lived in a house in the country a fewyears 3ag0, bit miow we le 雇 ana in the city,.有 can take us to the moon，工.用所给词的适当形式填空。1.I (be) a computer programmer inthe future，2.They (fy) to Beijing last Sunday， 3,一What you (do) tomorrow”?| (play) football with my friends，4.I (live) 训 Beijing with my parentsten years 50，$. He usualy (80) to the park bybike, buf lasf week he (take) ataxi，亚. 连词成句。单词不得重复使用,标点已给出)1 we ahouse, willive,inyin,thecountry 2. take, will, you,to,train,the,school? 3. want, where,do,to,youlive?4,. onkids, will ,study,home,at,computers $, there,more,be, will,pollution 入,完形填空。Life in the 22nd century will bedifferent from life in the 21st century，because Imany changes will take place inthe new century, What will the changes be?The population( 人口) 1 fast，There will be more and more people in the world and most of them will ljive 2 than before, Some of them can even jive up to bemore than 100 years old， 3 will be much Smaller and more Useful, and there