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I want to know how ……………… her. (Egypt 2004)

A. have you helped

B. you helped

C. had you helped

D. do you help

Look! Mandy and Susan _ to some music.

A. are listening

B. listen

C. were listening

D. listened

mire-

A. drooping; without energy, sluggish

B. forward; undesirably prominent; thrust out

C. to get stuck; mud; wet, swampy ground; a tough situation

D. an introduction to a speech or piece of writing

Is a branch of atmospheric science in which the chemistry of the Earth’s atmosphere and that of other planets is studied

A. Climatology
B. Meteorology
C. Atmospheric chemistry
D. Atmospheric physics