有31块糖，最少要拿出______块后，正好分给5个同学．
31÷5=6（块）…1（块），
答：最少要拿出1块后，正好分给5个同学．
故答案为：1．
— Have you read the book Oliver Twist?
— Who ____ it? [ ]
A. writes
B. wrote
C. has written
D. had written
用单车试验器进行紧急制动试验，103型制动机，置紧急制动位，空车位制动缸压力须为（）。
A.120~140kPa
B.140~160kPa
C.160~190kPa
D.190~210kPa
