29. The couple (?) married after three year engagement.
(A)firstly(B)friendly(C)happily(D)hopefully30.People(?)ageneralunderstandingofthewate...
(A) firstly (B) friendly (C) happily (D) hopefully 30. People (?) a general understanding of the water problem. (A) are lacking of (B) are in lack (C) lack (D) lack of
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