(2012安徽卷)Alot of language learning, has been discovered, is happening in the first year of life, so parents should talk much to their children during that period.
He hurried to the booking office only ______ that all the tickets had been sold out.
The problem lies_______ we are now giving him a fish, not teaching him to fish.
When ____ comes to saving energy, big changes start with small steps, like turning off the lights.
Of the two cameras, I would prefer ________ one, which is very easy for me to carry.
Mr Jones, a new teacher, stood in front of the students, his body ________ with fear.