The Internet celebrated its birthday on September 2nd, by which time 40 years _______ since the first successful transfer of data between two computers.
#103284
A
has passed
B
had passed
C
passed
D
have passed
推荐题目
---Does China have cultural relics?--- Yes, it is admitted that many cultural relics in the world, such as the Great Wall, the Potala Palace, the Magao Caves and so on, ______ China.
#102319
A
belongs to
B
are belonging to
C
belonged to
D
belong to
Edward, you play so well, but I you played the piano.
#101742
A
don’t know
B
hadn’t know
C
didn’t know
D
haven’t known
The doctor suggested he ________with a serious disease and that he ________to hospital at once.
#101899
A
be infected；be sent
B
was infected；be sent
C
should be infected；was sent
D
be infected；was sent
Visitors ________ not to touch the exhibits.
#99747
A
will request
B
are requested
C
are requesting
D
request
The inner connection for the entire area _____when there was a sudden power cut yesterday.
#101455
A
lost
B
was lost
C
had lost
D
had been lost