题目内容
Professor Smith will come here to give a speech.All the preparations must be _____ before 5 o’clock.
A.in time B.in sight C.in place D.in control
练习册系列答案
相关题目
题目内容
Professor Smith will come here to give a speech.All the preparations must be _____ before 5 o’clock.
A.in time B.in sight C.in place D.in control