新生儿呕吐最常见的原因是
A．幽门痉挛
B．幽门肥厚
C．胃食道反流
D．感染
E．消化道畸形
参考答案：C
This is a picture my bedroom.[ ]
A. of
B. for
C. at
—What a hot day! I am a bit thirsty.
—Would you like some _____? [ ]
A. noodles
B. meat
C. water
D. bread
