读下图下列说法不正确的是
A.该图表示南半球
B.该图位于西半球
C.甲地为40°W,30°S
D.甲地处于印度洋
答案:D
My aunt left her office after she __________ her work.
A.had finished
B.finishes
C.has finished
D.was finished
热轧对冷却润滑液的要求()
A.闪点低
B.黏度适当
C.有良好冷却效果
D.资源丰富