【单选题】______ we can't remove our troubles in life for ever, we can leave them behind when we are on vacation. [ ]
【简答题】美国的法律规定禁止向青少年,同时以1997年4月为起点,到12年后即2009年4月禁止在香烟中使用尼古丁。因为据世界卫生组织研究发现吸烟是一种流行病,它与肺癌、喉癌、心脏病、乳腺癌、弱视症等25种疾病有关,吸烟行为每年可导致世界300万人死亡。现在全世界15岁以上的人群中有1/3的人在抽烟,因此我们必须开展禁烟运动。 案例思考: (1)本案例中香烟业受到哪些环境因素的影响? (2)美国的上...
【单选题】we can’t remove our troubles in life forever, we can leave them behind when we are on vocation.
【单选题】You can remove the dishes through the large viewing window.
【单选题】From the context, we can see that a lever is a tool which can be used to ______.
A.
remove the wheel from the bike
B.
replace the wheel on the bike
C.
push the tyre back into position
D.
take out the inner tube
【单选题】Neither side is prepared to talk to _____ unless we can remove the misunderstanding between them.
【简答题】____ we can’t remove our troubles in life for ever,we can leave them behind when we are on vacation. A.When B.While C.Unless D.Until