After several days of social activities, I decided to _ on my research on the human behaviors.
#72745
A
fix
B
settle
C
set
D
concentrate
推荐题目
I can’t spend _____ money on the car which is _____ expensive for me.
#71868
A
too much; much too
B
far too; too much
C
much too; to much
D
too many; much to
We won’t _____ other athletes in the 100-meter race if we don’t spend more time training hard.
#67189
A
compete for
B
compete with
C
compete in
D
compete
Mary is really good at taking notes in class. She can almost every word her teacher says.
#70827
A
put out
B
put down
C
put away
D
put together
The book was his greatest success; with it he ______.
#81378
A
arrived
B
had arrived
C
arrives
D
will arrive