The Internet is really ______ to us. We can easily find the information we need.
#47308
A
safe
B
hard
C
boring
D
useful
推荐题目
______, we arrived too late to catch the plane. 
#47238
A
Luckily
B
Suddenly
C
Finally
D
unfortunately
– We didn’t go to South Hill because of ____________. -- What a pity!
#45894
A
it rained hard
B
it is rainy
C
it rains
D
the heavy rain
We should keep ______ in the reading –room.
#47986
A
quite
B
quietly
C
quiet
D
quickly