The parents were shocked by______news that their son needed______operation on his knee.
A．A; / B．the; / C．the; an D．a; an
Recycling is one way to protect the environment; reusing is ______.
A．another B．the other C．one another D．one
When I was little, my mother used to sit by my bed, ______ me stories till I fell asleep.
A．having told B．telling C．told D．to tell
— It rained cats and dogs this morning. I’m glad we took an umbrella.
—Yeah, we would have got wet all over if we _______.
A．hadn’t B．haven’t C．didn’t D．don’t
______struck me most in the movie was the father’s deep love for his son.
A．That B．It C．What D．Which
It was with the help of the local guide ______ the mountain climber was rescued.
A．who B．that C．when D．how
