【简答题】现在给你一个盒子模型图,请写出代码,试着用最最简单的方法写。
【简答题】请简述青霉素引起的过敏性休克的发生机制。
【单选题】When you are travelling ______, you often need to stay in a hotel.
A.
if on business or for pleasure
B.
whether on business or for pleasure
C.
whether business or pleasure
D.
on business or pleasure
【简答题】现在给你一个盒子模型图,请写出代码,试着用最最简单的方法写。
【简答题】What do you need to bring when you go to the swimming pool? ______
【简答题】When you are preparing for a test, you need focus, not 300 pages ______.
【简答题】You need it when you post a letter.
【简答题】You need it when you travel abroad.