手势仪态要求：优雅、含蓄、（）。切记不可只用食指指指点点，而应采用掌式。
参考答案：彬彬有礼
果园里有桃树289棵，梨树比桃树多118棵，果园里有梨树多少棵？
More and more high-rise buildings have been built in big cities （） space.
A. in search of
B. in place of
C. for lack of
D. for fear of
