When he was alive, the old scientist used to say that knowledge ＿＿from practice and he gained his experience by doing a lot of practical work.
#104398
A
was coming
B
had come
C
comes
D
would come
推荐题目
Tom ______ close the window when his attention was caught by a bird.
#102437
A
was to
B
went
C
was about to
D
would
(2013·郑州高中毕业班第一次质量预测)—Did you enjoy meeting your old schoolmates at the party last week?—Yes, I did. We ________ each other since we graduated from college.
#99602
A
haven't seen
B
didn't see
C
hadn't seen
D
wouldn't see
In April last year, thousands of holiday-makers in Europe remained ___________ abroad due to the volcanic ash cloud.
#102402
A
sticking
B
stuck
C
to be stuck
D
to have stuck
Li Gang, a police officer, said that little about what his son _____ he know the moment all the media reported the traffic accident _____ in Hebei University．
#101530
A
did do; happened
B
would do; happening
C
could do; happened
D
did did; happening
Large quantities of oil in a place near my hometown recently.
#102718
A
has discovered
B
have discovered
C
has been discovered
D
have been discovered