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【判断题】
含烃化石燃料制氢采用最多的是蒸汽转换的方法。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】The radar warning systems can
A.
tell drivers accidents on the road in advance.
B.
remind drivers when there is only a little oil left.
C.
help drivers change the direction.
D.
give alarm signals if drivers get too close to other cars.
【单选题】When approaching a fog bank or rain squall, _______ should always be switched on.
A.
VHF
B.
radar
C.
warning signals
D.
red lights
【简答题】患者性格内向与邻里不和,争吵后口服大量地西泮,出现昏迷、发绀、呼吸抑制、血压下降、多种反射减弱等症状。
【单选题】In line l0．when the author states that the owners“anxiously watch the sky”，there is the implication that the owners__________ ．
A.
want their pigeons to win the race
B.
are sending radar signals to their pigeons
C.
do not know whether the race began on time
D.
do not trust the rules set down by the judges
【简答题】阅读一个汉堡快餐店(Burger Barn)的菜谱,完成表格(说明:价格单位:美元)。
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