【单选题】How did the policemen find the killer's house?
A.
They followed the footprints.
B.
The heard a dog barking inside the house.
C.
They chased the barking dog.
D.
They followed the killer there.
【简答题】Why did the policemen come to the old man’s house?
【简答题】以下列形式打印7行杨辉三角 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 1 6 15 20 15 6 1
【简答题】输出杨辉三角形( 7 行) 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 1 6 15 20 15 6 1
【单选题】Did you hear the ___________report? A.policemen B.policemen’s C.policemens’ D.policemens