【单选题】When ______ to recite the text, he still kept _______.
【单选题】Now 70 years old, the British physicist, Pendry can’t remember a time when he was not asking a question as a kid, joking that he ________ his parents to death.
【多选题】下列哪些是有关贸易术语的国际贸易惯例( )
【单选题】将固定端改为可动铰支座支座,相当于去掉( )个联系
【单选题】Billy kept asking his mother if he could go to the movies and she ____________. [ ]
【单选题】He kept asking questions, but not a word _________.
【单选题】将固定端改为滑动支座,相当于去掉( )个联系