They have some problems _____ tothe hill (ride/rides/riding/
They have some problems _____ tothe hill (ride/rides/riding/
They will have some problems _____ the mountain.(climb)
They have some problems geting there They have some problems
They have some problems gotten there.
They have some problems ____ for the party.
Bruce ()his bicycle to the park?A.rides.B.ride.C.is riding
Is the boy_____a bike?A.ride B.riding C.rides (选哪个?)
some people would rather ride bicycles as bicycle-riding has
Some people would rather ride bicycles as bicycle riding has
应填什么?My brother a bike.(ride)这个句子中应填rides还是is riding呢?到底该填哪个
they have problems ( ) their English
They have some problems _________ there.A.to get B.in gettin