_______ the news, so far, has been good, there may be bad days ahead.
A. When B. While C. If D. As
Not until the train pulled into the next station ________ her suitcase gone.
A. Mary had found B. had Mary found
C. Mary found D. did Mary find
He hurried to the booking office only ______ that all the tickets had been sold out.
A. told B. to tell C. to be told D. telling
The problem lies_______ we are now giving him a fish, not teaching him to fish.
A. in that B. in which C. on which D. at which
When ____ comes to saving energy, big changes start with small steps, like turning off the lights.A. that B. this C. it D. one
Of the two cameras, I would prefer ________ one, which is very easy for me to carry.
A. a smaller B. the smallest C. a small D. the smaller