Listen to part of a talk about tides. – Luyện nghe VSTEP Part 3 – Bài nói, bài giảng

1. What mainly causes tides?

A. the moon's gravityB. the sun's heatC. the Earth's rotation aloneD. the wind

2. How many high tides do most places have each day?

A. oneB. threeC. fourD. two

3. Why does high tide come later each day?

A. The Earth turns more slowly.B. The moon is also moving.C. The oceans are getting bigger.D. The sun pulls the water back.

4. When do spring tides happen?

A. once a yearB. only in springC. when the sun and moon are in a lineD. when the moon is furthest away

5. What does the speaker advise people walking on a beach?

A. check the tide times firstB. stay near the cliffsC. walk only at high tideD. avoid long, narrow bays