胃十二指肠溃疡急性穿孔最重要的诊断依据是
A．上腹部刀割样剧痛 B．肝浊音界缩小C．X线检查可见膈下游离气体D．腹式呼吸音减弱E．板状腹
参考答案：C
---- we got chicken?
-- --No. we haven’t. Let’s go and buy some.
A．Have, some
B．Has, some
C．Have, any
D．Has, any
Major English speaking countries，especially the United States，are “countries on the ______”，which is illustrated by such words as “drive-ins”，“motels”，and “diners”.
