Travelling with a dog, you make friends _____ you go.

• A、whatever
• B、whoever
• C、whichever
• D、wherever

Which of the following helps to determine our sleep cycles?

• A、Circadian rhythms.

• B、The environment.

• C、Blood pressur

• D、Heart rat

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

61．新學期伊始，你（Li Yuan）有意加入學校環保社團（Environmental Club）。請給該社團寫一封申請信，內容包括：

·個人情況介紹；

·申請加入的原因；

·你期望在社團中承擔的工作；

·你對社團發展的建議。