单项选择题

Swell is the rise and fall of the ocean's surface due to ( )

A．A.fetch
B．B.distant winds
C．C.local storms
D．D.the pull of the moon

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多项选择题

Which of the following are NOT indoor leisure activities?
A、Having afternoon tea
B、Doing Yoga
C、Bungee jumping
D、Roller skating

多项选择题

变质作用因素有（）

A.高温
B.风化
C.化学性流体
D.高压
E.阳光
F.物理