A. affair B. reviewer C. footstep D. sky A. schoolbag B. follow C. pretentious D. gesticulate A. pestilence B. heaven C. consistent D. truly A. it's B. hand out C. fight D. trickle A. airfield B. await C. industry D. humorous A. obesity B. geographical C. can't help doing D. a series of A. hero B. drum C. eighteen D. artist A. generation gap B. reach C. empire D. expect A. handsome B. cold C. bury D. assiduously A. expose to B. distort C. cool D. restrict