This machine is very easy _______. Anybody can learn to use it in a few minutes.
#90906
A
operating
B
to be operating
C
operated
D
to operate
推荐题目
_____that the girl with an incurable disease would die soon, the boy decided to help her make her last days beautiful and meaningful.
#98559
A
Being found out
B
Found out
C
To find out
D
Having found out
Carbon dioxide(CO2)_______ from burning fuels is the most common of the so-called greenhouse gases.
#91467
A
producing
B
having been produced
C
to be produced
D
produced
____our mother will allow ____ to see a film after supper?
#88575
A
Who do you think, leaving
B
Who do you think, to leave
C
Do you think who, leaving
D
Do you think who, to leave
Only one of the places is ________
#96783
A
worth to visit
B
worth visiting
C
worth of visiting
D
worth being visited