听第1小题,选择最佳答语()
A.t school
B.t 5:00
C.I have English class
B、t 5:00
A.t school
B.t 5:00
C.I have English class
B、t 5:00
A.第1 s末与第3 s末的位移相同
B.第1 s末与第3 s末的速度相同
C.3 s末至5 s末的位移方向都相同
D.3 s末至5 s末的速度方向都相同
小题1:What does Mr. Smith do?
A. A bank clerk
B. A policeman
C. A thief
小题2:Mr. Smith caught the man in the clothes shop ___________.
A. by exchange
B. by mistake
C. by accident
小题3:Why did the man return the sweater to the shop?
A. Because he didn’t want his wife to see it
B. Because he liked money more than the sweater
C. Because he hated it and wanted to get the money back
小题4:Bob was caught so quickly because ___________.
A. his address was found on the envelope he used
B. he received a phone call from the bank clerk
C. the police waited for him outside the elevator
小题5:What do you think of Bob?
A. He is brave
B. He is careful
C. He is careless