A model or an experiment in a science class can help us see things which would       remain hidden.
#22676
A
therefore
B
yet
C
otherwise
D
still
推荐题目
— So you missed the meeting.— ______. I got there five minutes before it finished.
#23517
A
Not at all
B
Not exactly
C
Not especially
D
Not really
Such a problem is____difficult for a primary school student ___. 
#24944
A
so; to work
B
very too; to work out
C
rather too; to work out
D
quite too; to answer