These outdoor activities can get us relaxed.翻译为“这些户外活动让我们很累。”是对还是错？（）

More and more people come to realize how important the ecosystem is and () the activities to protect the environment.

A.take part

B.participate in

C.involve

D.participate

We have come to a critical moment. You must take immediate___.

A、 act

B、 action

C、 activity

D、 doings

Paragraph 2 is written to_________

A． introduce the nature's change of the outdoor travel today

B． criticize the outdoor campers for their waste of money

C． describe the difference of outdoor camping today and what it was before

D． imply the strong influence of the consuming society on the outdoor travel

A．错误

B．正确

A.In spite of

B.Owing to

C.Belonging to

D.Without