Thomas Alva Edison didn’t “invent” the light bulb (灯泡), but rather he ______ a 50 –year –old idea, which is not well –known.
#84032
A
improved upon
B
take down
C
put up
D
break away
推荐题目
Don’t worry. We can stay here as long as our supplies .
#70763
A
hold up
B
hold out
C
hold on
D
hold back
_______ cleaning the yard and making up the beds for the old, we also read newspapers for them and had chats with them.
#66831
A
Except for
B
Rather than
C
Apart from
D
Instead of
By accident, he _______he had done something wrong and that he hadn’t been prison for a few weeks.
#82738
A
let out
B
made out
C
made sure
D
took care
— I hear you have written a new book.— Yes, it should _______ in a month or so.
#83177
A
try out
B
come out
C
turn out
D
go out
Einstein was a great scientist. He did a lot for human rights and progress.
#67018
A
no more than
B
not more than
C
more than
D
as much as