Question

[Lê Quỳnh Anh]

Wind, water, air, ice and heat all work to cause erosion. As the wind blows over the land, it often (1) ______ small grains of sand. When these grains of sand strike against solid rocks, the rocks are slowly worn away. In this way, even very hard rocks are worn away by the wind.

When particles of rocks or soil became loosened in any way, running water carries them down the (3) ______. Some rocks and soil particles are carried into streams and then into the sea.

Land that is covered with trees, grass and other plants wears away very slowly, and so loses very (4) ______ of its soil. The roots of plants help to (5) ______ the rocks and soil in place. Water that falls on grasslands runs away more slowly than water that falls on bare ground.

Điền vào số 1

A. cleans out

B. picks up

C. carries out

D. holds up

Answer 1

[Dương Hoàn Anh]

Đáp án B

Giải thích:  Câu hỏi này về ngữ động từ (phrase verb)                                        

•pick st up = lift st up: nâng lên, làm bay đi 

“As the wind blows over the land, it often picks up small grains of sand.” – Khi cơn gió thổi qua một miền đất, nó thường làm bay đi những cát nhỏ.

•clean st out: lấy cắp, làm sạch hoàn toàn bên trong 

VD: I must clean the fish tank out. (Tôi phải làm sạch bên trong bể cá.)

•carry st out: thực hiện điều gì

•hold st up: trì hoãn, lấy cắp