【单选题】对于重力作用下的连通器,其水平面为等压面的要求错误的是
【简答题】Good afternoon, ladies and gentlemen, my dear teachers and fellow graduates, It is a great honor for 小题1: to make a speech on behalf of(代表) the graduating class of 2014. It has 小题2: three great years ...
【简答题】It is my great honor ______ (代表公司将这份礼物赠送给您).
【单选题】It is my great honor to have received your invitation,but I'm terribly sorry for not being able to accept it.
A.
收到你的邀请我非常光荣,但是很抱歉不能接受它。
B.
我非常光荣地收到了你的请柬,但是很糟糕,我没有能力接受它。
C.
收到你的邀请我倍感荣幸,但是非常抱歉我不能接受这个邀请。
D.
收到你的请柬我很光荣,但是我不能接受它,十分对不起你。
【判断题】醋酸铅法鉴定硫是钠溶液以醋酸酸化,加入稀醋酸铅溶液,有红色沉淀产生即表示S的存在。( )
【简答题】It's my great honor ______ to give a speech at the opening ceremony. A) to invite B) inviting C) having invited D) to be invited
【单选题】It's my great honor ______ to give a speech at the opening ceremony.
【单选题】. 请指出下述基态电子构型分别属于哪个元素 j [He]2s 2 , k [Ar] 3d 5 4s 2 ,
【单选题】It is my great honor to have this opportunity to ( ) my appreciation to my teachers.
【简答题】My fellow leaders, Let me begin by saying it is a great honor to have this unprecedented gathering of world leaders in the United States.We come together not at a remarkable moment on the calendar,but...