生态形态的环境组分包括()
A、辐射
B、大气(气体)
C、生物
D、水体
E、土体
参考答案:A, B, D, E
胆道蛔虫症()。
A.上腹剧烈刀割样疼痛
B.中上腹持续性剧痛
C.右上腹阵发性绞痛
D.阵发性剑突下钻顶样疼痛
E.持续广泛性剧烈腹痛,板状腹
Could you tell me _______?
A.who can help us organize the show
B.how long you have bought the car
C.what was your favourite subject
D.how many students are there in your class