Taproots grow very deep (32) ______ they can tap sources of underground water.
A. as
B. because
C. but
D. so
because: bởi vì
but: nhưng
so: vì vậy, để mà
=>Taproots grow very deep so they can tap sources of underground water.
Tạm dịch: Hệ thống rễ phát triển rất sâu để chúng có thể khai thác các nguồn nước ngầm.
Đáp án cần chọn là: D
I am afraid that the company is in deep trouble. ________, we are going to make some people redundant.
Desert is a(A) large area of land that(B) has very littlewater, however(C) very few plants grow (D) on it.
Camels have one or two humps used ________ storing water and food.
The ________ of a cliff, or mountain, is a vertical surface or side of it
To ________ a desert is a dangerous activity which requires careful preparation for risks.
________ is the process by which a piece of land becomes dry, empty, and unsuitable for growing trees or crops on.
Camels were often used _______ transportation by people of the desert.
Scientific ________ help to explore some places and discover more and more remote parts of the world.