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
–Why has Tom looked unhappy recently? –He has some difficulty ______ with his new classmates at school.
#64476
A
getting over
B
getting in
C
getting along
D
getting down
I was late for school this morning because the traffic was _________ by an accident.
#71755
A
used up
B
given up
C
held up
D
put up
------ Bob failed in the exam again . ------ He _____ it ; he never worked hard .
#74824
A
deserved
B
succeeded
C
missed
D
considered
Do you know how much time and effort they devoted___________such a complicated project ?
#68207
A
to complete
B
completed
C
completing
D
to completing
It ___ to me that she didn’t know I had moved into the new house.
#73458
A
appeared
B
occurred
C
happened
D
broke