21. Move a few steps, and the oil-paintings look better ______.A．in the distance

题型：不详难度：来源：

21. Move a few steps, and the oil-paintings look better ______.

A．in the distance

B．at once

C．in the open air

D．at a distance

答案

解析

略

举一反三

26. The leaves of this tree turn red ____ , so we visit it at the end of every October.

A．in the autumn

B．in autumn

C．in early autumn

D．in late autumn

题型：不详难度：| 查看答案

29. On March 12, the students were planting trees ____ the classroom.

A．in the back of

B．at the back of

C．to the back of

D．on the back of

题型：不详难度：| 查看答案

38. Donkeys and camels are still widely used in some parts of the world _____ of burden.

A．for animals

B．as animals

C．as beasts

D．instead of beats

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45. They are ready to fight the enemy _____ the last drop of their _____.

A．to; blood

B．to; bloods

C．for; breath

D．for; time

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56. He said under his breath that he would keep the secret. The underlined part means _____.

A．loudly

B．shyly

C．politely

D．in a low voice

题型：不详难度：| 查看答案