关于黄素囊肿的说法,正确的是:①多与滋养细胞肿瘤伴发;②多呈单房;③多为双侧性;④其大小常不超过4cm()
A.①②③
B.①③
C.②④
D.④
E.①②③④
参考答案:E
The money collected should be made good use __________ the people who suffered a lot in the terrible flood in Beijing on the night of July 21, 2012, which caused great losses.
A.of helping
B.to help
C.of to help
D.to helping
女生练习跆拳道优于男生学习跆拳道的条件之一是()。
A.柔韧性好
B.协调性好
C.灵敏性好