Would you please provide us____some information about the accident?
Sure.It happened____the morning of June 5th.( )
to;on
for;in
with;in
with;on
The Three Gorges Dam produces _____for millions of people in China.( )
A.electricityB.influence
C.transportD.technology
Students here often do physics experiments _____small groups.( )
A.byB.inC.forD.at
To prepare for _____trip to LA, Betty is making _____list of things to take along.( )
A.the; theB.不填; aC.the; aD.a; 不填
There is so much noise in the next room.I wonder__________________.( )
A.what are they doingB.what were they doing
C.what they are doingD.what they were doing
Smile to the world, ________the world will smile back to you.( )
A.andB.orC.butD.if