Tom his breakfast at home last weekend. [ ]
A. eat
B. eats
C. ate
答案：C
Because of the（）nature of the agreement, I was reluctant to discuss with him in office.
A.confidential
B.delieate
C.secret
D.sophisticated
某地区房地产买卖中应由卖方缴纳的税费为正常成交价格的7%，应由买方缴纳的税费为正常成交价格的5%。在某宗房地产交易中，买卖双方约定买方付给卖方2500元/m2，买卖中涉及的税费均由卖方负担。但之后双方又重新约定买卖中涉及的全部税费改由买方支付，并在原价格基础上相应调整买方付给卖方的价格，则调整后买方应付给卖方 ( )元/m2。
A．2020.80B．2214.29C．2336.45D．2447.37
