A:stay; playing
B:stay; play
C:to stay; to play
D:to stay; playing
①弯弯的____ A.船
②小小的____ B.月
③闪闪的____ C.天
④蓝蓝的____ D.星
关于血型的研究,最早是医生为了在战争中抢救大量失血的伤员而进行的,结果有些伤员得救,而有些伤员在输血后很快死亡,战后,科学家进行了探究,终于揭开了血型之谜,现在,我们知道那些输血后很快死亡的伤员死亡的原因是( )
—Do you have enough nurses to take care of the injured?
—No, I think we need _______ nurses.
We all like my grandma because she can _____us jokes.