You had mercy on us :) Here is my try:

一，汉译英 （only one answer is correct in the four choices of A through D)

译：她穿着黑衣服．

A. She is having on a black dress.
B. She is dressed in a black coat.
C. She wears a black coat.
D. She dressed a black coat.

The Correct Answer: C

二，英译汉 (only translate the sentence in boldface)

Northeastern Native American tribes grew pumpkin and squash as a staple to their diet.

美洲东北部的原住民部落曾经种植南瓜和西葫芦作为他们的主食。

三，成语 Idiom (Please make a sentence including the idiom, or just write down its meaning in English or Chinese)

1. You can say that again.

Example in a sentence: Wow, you can say that again sweetheart.

You can say that again: Completely agree.

A: This place is so beautiful!

B: You can say that again!