We should keep ourselves_______ of the latest development of science and technology.
#91481
A
informing
B
informed
C
to inform
D
inform
推荐题目
After class, I found Andy ______ at her desk, _____ to pop music.
#90230
A
seated; listened
B
seated; listening
C
seating; listening
D
seating; listened
        five hours to the meeting, David learnt that it had been postponed.
#95555
A
Having driven
B
Driven
C
Being driven
D
To be driven
Even the best writers sometimes find themselves _____ for words.
#94236
A
lose
B
lost
C
to lose
D
having lost