【简答题】The biggest obstacle to energy transition is that the present energy system is too expensive to replace. 查看材料
【单选题】Even if they are on sale, these refrigerators are equal in price to, if not more expensive than, __________at the other store.
【单选题】The performance of this reasonably priced digital camera is _____ in quality to that of more expensive ones.
【单选题】Health Care in the US Health care in the US is well-known but very expensive. Paying the doctor's bill after a major illness or accident can cost hundreds of thousands of dollars. In the US, a person'...
【简答题】In the future,cars won’t be ______,and it’ll be _____ to travel everywhere by plane. A,cheap, expensive B. expensive ,expensive C. cheap , cheap D. expensive,cheap
【单选题】有4位举重运动员的体重分别为60、61、62、63公斤;另4位儿童的体重分别为15、16、17、18公斤;则举重运动员体重的变异程度与4位儿童体重变异程度关系
【判断题】在平面机构中,不与机架直接相连的构件(如连杆)上任一点的绝对速度均不为零。
【单选题】Why did the French consortium gave up to build the canal?( )
A.
Because it was too expensive.
B.
Because many people died.
C.
Because the topography in Panama was difficult to build a canal.
D.
Because the American government decided to buld it by themselves.
【判断题】在《父亲的手提箱》一文中,作者以父亲的手提箱为线索,讲述了父亲对自己走上文学创作道路的影响,表达了对父亲深深的怀念。
【单选题】It is reported that this medicine is _______ against lung cancer.