The research mainly deals with the difficulty the students have ______ their attention pm their study all the time.
#67421
A
to focus
B
to be focused
C
focusing
D
focused
推荐题目
----Is Peter there?------ _______, please. I’ll see if I can find him for you.
#69998
A
Hold up
B
Hold on
C
Hold out
D
Hold off
Our supply of food is ________ now . We’d better store some .
#71427
A
running out
B
running out of
C
run out
D
using up
Mr. Wang decided to devote all his time_______ his spoken English before going abroad.
#70350
A
improve
B
to improve
C
improving
D
to improving
A local woman didn’t _______ her tears when she saw her store destroyed by the fire.
#63852
A
hold out
B
hold back
C
hold up
D
hold on