5个月正常婴儿每日所需液体量约是
A.1000mlB.900mlC.750mlD.600mlE.500ml
参考答案:C
If you travel by _______ train, you can have quite a comfortable journey, but make sure you get ______ fast one.
A.the ; the
B.不填 ;a
C.the ;a
D.不填;不填
_____ this is only a small town, it’s crowded tourists who come here all year round.
A.Since
B.Unless
C.Once
D.Although