The hair clip_______ ＄35,but she has only ＄20 to _______.

A．spends,spend

B．takes,spend

C．costs,spend

D．costs,pay

句型转换
【小题1】Our playground is about 1000 square metres in size.(保持句意不变）
Our playground has _________ _________of about 1000 square metres.
【小题2】Tokyo is the capital of Japan.(对划线部分提问）
_________ _________ the capital of Japan?
【小题3】My mother does the housework every day because she is too busy.(改为否定句）
My mother _________ _________ the housework everyday because she is too busy.
【小题4】Daniel plays football three times a week.(对划线部分提问）
_________ _________ times does Daniel play football a week?
【小题5】How much is this pair of shoes?(保持句意不变）
_________ the _________ of this pair of shoes?