Which of the following statements is true?

• A、The Amazon basin is the largest in the worl

• B、The Amazon River causes huge rains every summer.

• C、The Amazon rainforest supports about 20% of the world's plants.

• D、The Amazon River carries 75% of the world’s water to the oceans.

Writing: For this part, you are supposed to write an e-mail in about 100 - 120 words based on the following situation. Remember to write it clearly.

你(Li Yuan)下周一因為要去參加演講比賽，不能上外教(Prof.Smith)的寫作課。請給他寫一封e-mail，內容包括:

·請假并表示歉意；

·解釋不能上課的原因，如比賽的重要性；

·承諾會自學所缺內容并按時交作業；

·祝他偷快。

What can be learned from the study?

• A、Cats take food no matter who feeds them.

• B、Cats refuse food from unhelpful strangers.

• C、Dogs refuse food from those who anger them.

• D、Dogs take food no matter how they are treate