A. flea-ridden B. ouch C. specialist D. impair A. require B. porpoise C. volunteer D. smoker A. thanks to B. tug of war C. variety D. March A. spot B. physical C. rapidly D. sunrise A. pregnant B. comment C. health care D. as as A. drop by B. hello C. catch up D. terrible A. once in a while B. smoking C. gorgeous D. shallow A. warm up B. cheerful C. take out D. agreement A. novice B. part C. loom D. blind A. harm B. desertification C. both D. caprice