A. comprehensive B. complicated C. conscious D. crucial
A. a pleasant B. a more pleasant C. a most pleasant D. the most pleasant
A. more carefully B. the most carefully C. less carefully D. the least carefully
A. well; good B. good; well C. well; well D. good; good
A. heavy B. heavier C. more heavier D. the heaviest
A. careful enough B. enough carefully C. carefully enough D. enough careful
A. long B. longer C. longest D. the longest
A. share... with B. to share... with C. sharing... with D. sharing... to
A. on B. at C. in D. to
A. difference B. different C. differently D. differ