妊娠早期孕妇可能出现的临床表现是
A.尿渚留
B.尿失禁
C.尿急
D.尿频
E.尿痛
参考答案:D
一Why ______ your brother and sister want ______ the pandas?
一Because they are very fun. [ ]
A. does, see
B. do, seeing
C. does, to see
D. do, to see
船舶静止中受风,艉部受风面积较大的船舶,常以()。
A.正横前迎风并向下风漂移
B.尾迎风偏转并向下风漂移
C.正横受风并向下风漂移
D.绕船中慢速旋转并向下风漂移