A. became
B. have become
C. had become
D. has become
第1题:
A.Dressing
B.Language
C.Values
D.Habits
第2题:
第3题:
第4题:
A ___ (救生圈) should be located on the gangway.
A.life-jacket
B.life-raft
C.life-buoy
D.life-boat
第5题:
第6题:
在主线程中启动一个子线程执行reading函数。 import threading import time import random def reading(): for i in range(10): print("reading",i) time.sleep(random.randint(1,2)) _______________________________ r.setDaemon(False) r.start() print("The End")
A.r=threading.Thread(reading)
B.r=threading.Thread(target=reading())
C.r=threading.Thread(target=reading)
D.r=Thread(target=reading)