We are sending you herewith the required Pro forma Invoice _________ triplicate .We are sending you herewith the required Pro forma Invoice _________ triplicate

A. 100
B. 80
C. 90
D. 70

iven a picture and required to describe the scene you can see in it with the title Inside and Outside. Make reference to the following points: 1) a description of the picture 2) your comment on this phenomenon 3) Your composition should be no less than 120 words.

Ⅰ、漂角增大，旋回降速加剧；
Ⅱ、漂角增大，转心前移；
Ⅲ、漂角增大，旋回半径增大；
Ⅳ、定常旋回时漂角越大，稳定横倾越大
A. Ⅰ、Ⅱ
B. Ⅰ、Ⅲ
C. Ⅰ、Ⅱ、Ⅲ
D. Ⅰ、Ⅱ、Ⅳ