He is most ______ to succeed.

He is most ______ to succeed.
A.possibly B.likely
C.probably D.surely
是不是考得是be likely to do ,指他最有可能成功.
The world has ______ great changes in the last two decades.
A.inexperienced B.formed
C.informed D.experienced
现在完成时代?A与D有什么区别
In 1992 ______,the factory saved 200,000 RMB for our country.
A.alone B.lonely
C.still D.whole
我选的A,是对了,可我不是很明白这题目
We consider it necessary that a plan ______ in advance.
A.be made B.to be made C.should make D.will be made
为什么选A不选D
The days ______ you could travel without a passport are a thing of the past.
A.which B.in which C.when D.at which
请问the days是从句中的什么成分,怎么来判断?
All substances______ solids,liquids or gases,are composed entirely of atoms.
A.whether B.nevertheless C.despite D.whatever
A与D的区别?