下图I表示某种有机物加入某种酶后在0℃~80℃的环境中,有机物的分解总量与温度的关系图。依图判断,在0℃~80℃环境中,酶的活性变化曲线(pH适宜)正确的是()
What’s your father? A. He’s a doctor.. B. Yes, he is.
Is she in the bedroom? A. No, they aren’t. B. Yes, she is.
看图,找出相应的单词,把单词的编号填在图下的括号里。)
Listen and circle(听录音,选出你所听到的字母或单词) (1)MNUNVW (2)bdpqrb (3)TPRijkOPQ (4)301333 (5)fifteen fourteen five (6)familyfarmerfridge (7)kitchenchickenknife (8)yellowpinkbrown (9)photopicturephone (10)spoonschoolclassroom
将问句的编号写在相应答句前面的括号里。(5%)