【单选题】Which tense can be used to describe something happening now?
【简答题】数据1.5,1.5,1.6,1.65,1.7,1.7,1.75,1.8中的中位数是( ),众数是( ).
【单选题】狗常因配种而被感染布氏杆菌病,这种传播是
【单选题】Which of the following is NOT a frequently used verb tense in English news headlines?
C.
present continuous tense
【简答题】下面一组数据:1.5,1.5,1.6,1.65,1.7,1.7,1.75,1.8的众数是 _________ .
【简答题】狗常因配种而被感染布氏杆菌病,这种传播是A. 4
【简答题】口算 15÷0.25= 1.5× 2 5 = 5 9 ×1.8= 2.5×0.4= 32×2.5= 24× 3 8 = 2.4+1.6= 5 12 ÷ 5 6 = 5 7 × 21 25 = 1 4 ÷25%=
【单选题】Which tense should be used when stating or reporting establised facts?
【单选题】Which tense could be used for the results writing in an abstract?
A.
present progressive progressive