【单选题】IgE与IgG功能区不同,因为IgE有( )。
【简答题】(Para. 1) misdemeanor
【单选题】The word 'confine' (Line 1. Para. 4) most probably means ______.
【简答题】It is the______of wit and political ysis that makes his articles so readable. (combine, combination)
【判断题】游客在参观游览时走失后,经认真寻找仍然找不到走失者,可在游览结束后回饭店等待走失游客。( )
【单选题】The expression 'out-of-the-box'(Line 1. Para. 4) most probably means______.
【单选题】v 2.It’s impolite ______telephone calls, regardless from whom they are.