1. Lucy, help yourself ____ some oranges.
A. with B. to C. on D. in
2. Thanks for _________ us so many good ____________ .
A. give, advices B. giving, suggestions C. giving, advice D. giving, suggestion
3. ________ sign here stands for ________ mistake.
A. A…a B. A…the C. The…a D. The…the
