提高海洋资源开发能力，发展海洋经济，保护海洋生态环境，坚决维护国家海洋（），建设海洋强国。
A.范围
B.开发
C.权益
参考答案：C
Rather than _________ on a crowded bus, he always prefers ________ a bicycle.
A．ride; ride
B．riding; ride
C．ride; to ride
D．to ride; riding
As the saying _______, _______ who laughs last laughs best．
A．says; who
B．goes; he
C．goes; who
D．puts; one
