题型:选择题 The medicine works more effectively ________ you drink some hot water after taking it.A.asB.untilC.althoughD.if 查看答案
题型:选择题 There are two _____ and six _____ in the zoo.[ ]A. kangaroos; wolfsB. kangaroos; wolvesC. kangarooes; wolvesD. kangarooes; wolfs 查看答案