【简答题】被称为花园之国的是国家是:澳大利亚、新西兰和——?
【简答题】涵洞是由()、()及洞口建筑组成的排水构造物。
【单选题】When did people do house cleaning in the past?
A.
People used to do house cleaning on the 20 th day of the 12 th month.
B.
People used to do house cleaning on the 21 st day of the 12 th month.
C.
People used to do house cleaning on the 20 th day of the 11 th month.
D.
People used to do house cleaning on the 21 st day of the 11 th month.
【简答题】What is the man's last name and phone number? His last name is ___________and his phone number is ______________.
【单选题】– Could you tell me his phone number? -- _______ the phone book and find it out yourself.
【判断题】免疫稳定是指机体对自身成分不发生免疫应答,处于自身耐受状态。