【单选题】After his phone suddenly began ringing, the author______.
A.
immediately started talking to the caller
B.
immediately started talking to his colleague
C.
put the phone away and stopped talking
D.
continued with his fake conversation
【多选题】唐代的()与元代赵孟频的并称为“楷书四大家
【多选题】下列关于红外光谱的表述,哪些是正确的?
A.
只有在偶极矩发生变化的振动才能产生红外吸收。
B.
多原子分子除了共价键的伸缩振动外,还有弯曲振动形式,伸缩振动频率 > 弯曲振动频率。
【单选题】When the students were playing games on the playground, Jim suddenly stopped _____and began to cry, so we stopped _______ what was wrong with him.
【单选题】Suddenly, the truck began to slide (滑动). It rolled (转动) two or three times beforeto a stop, tilted into a snow bank on its passenger side.
【单选题】.患者,女性,28岁,准备下个月底作甲状腺吸碘测定,护士嘱咐其在检查前一个月忌食
【判断题】游戏作为学前期儿童的主要活动,能够反映出幼儿身心发展状况。因此,研究幼儿游戏是十分必要的。
【单选题】企业为了创造价值,通常将其在母国所开发出的具有差别化的产品转移到国外市场,这属于:( )
【单选题】The taxi driver ________ and began to rob his passenger with a fruit knife when suddenly a policeman turned up.