更多"What causes tide"的相关试题:
[单项选择]What causes tide
A. The pull of the sun and the moon.
B. The heat of the sun.
C. The shape of the moon.
D. The light of the moon.
[单项选择]What causes are forces producing severe stresses on today's children except______
A. urbanization
B. one-parent family
C. unwed and divorced mothers
D. poverty
[单项选择]What can be concluded when the current tide of knowledge revolution ebbs
A. Productivity will rise.
B. Productivity will receive no impact.
C. Population growth will slow down.
D. Population growth will become accelerated.
[单项选择]According to the passage, what causes potassium and water in the mimosa to shift from some cells to others
A. Signals from the pulvini.
B. Movements of the leaf stalks.
C. Electrical impulses.
D. Nerve signals.
[单项选择]What problems does Jason Smith think radio causes
A. It has too many programs for advertising.
B. It makes husbands talk little to wives.
C. It gives too much loud music.
D. Its noise does harm to our ears.