— It rained heavily yesterday. Did you get wet ?— Quite lucky, ______ got on the train when it poured down.
_____ the gate of the park, you’ll see a high tower on your left.
Nurses in this hospital try their best to make patients feel at _____.
This is a very lovely doll. I’ll buy it _____.
Modern education is _____ sitting at a desk and looking at the blackboard.
You must _____ a wide vocabulary if you want to learn a language well.