写出下面各数。
(1)公路上有八百六十八人在跑马拉松。( )
(2)学校新买进了九千零五本书。( )
(1)868;(2)9005
We ______ for one hour and a half and it is about time we ______ a rest.
A.trained; take
B.have trained; took
C.are training; will take
D.had trained; to take
漏涂点的测试只是为了发现涂层中的针孔。