【简答题】_____can you expect to get a pay rise. A. With hard work B. Although work hard C. Only with hard work D. Now that he works hard 2. ____, mother will wait for him to have dinner together. A....
【简答题】下图为先天愚型患者(一种遗传病)及其体细胞内23对染色体情况,患者四肢较短,手宽而肥,有通贯掌,指短,第5指常内弯、短小或缺少指中节。患儿智能发育缓慢,1周岁后方能坐起,3岁左右才开始走路,性格偏柔而慢,很少有攻击性,不太识数,但有时也有一定的记忆力,善于模仿别人。智力发育不全是本病最突出、最严重的表现。请分析引发这种病的原因?
【简答题】完型填空 The earth is our home. We must take care of it. Life today is easier than it was __1__ years ago, but it has brought some new problems. One of the biggest problems is pollution. We can see it...
【简答题】听下面一段材料,回答第1-3题。 1. What's the scientist's topic? A. The climate in the future. B. The weather at present. C. Our environment pollution. 2. Where will the fresh water come from? A. Rainfall. B. Iceber...