单项选择题

In this passage, what does the term "coalescence" refer to().

A.The gathering of small clouds to form large clouds.
B.The growth of droplets.
C.The fall of raindrops and other precipitation.
D.The movement of dust particles in the sunlight.

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单项选择题
The new house is ().

A. located on the centre of the city
B. far away from the city
C. hard to get to the city centre
D. near the city centre
单项选择题
What must Jane take with her to apply for a travel card().

A. Two photos and a letter from her college.
B. Two photos and her passport.
C. Four photos and her student card.
D. Four photos and a letter from her roommate.
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