In order to repair barns, build fence, grow crops, and care for animals a farmer must indeed be（）

单项选择题During the summer holiday season it is difficult to find a(n) （）room in the hotels here.

A. empty
B. vacant
C. free
D. deserted

单项选择题The （）family in Chinese cities now spends more money on housing than before.

A. normal
B. average
C. usual
D. general