下列选项中，（）属于书面形式合同。
A.信件
B.口头订单
C.传真
D.电子邮件
参考答案：A, C, D
To lose weight, Jane is considering _____ the weight-loss pills. She prefers to do that rather
than _____ some exercise every day. [ ]
A. taking, take
B. taking, takes
C. take, taking
D. to take, take
对旧房安装空调设备，一般作单项固定资产入账，不应计入房产原值，也不计征房产税。 ( )
