The boy dived into the water and after ______ seemed to be a long time, he came up again.
He ____in Nanjing where he ___by his aunt.
The doctor ____me ______more exercise.
A small car is big enough for a family of three ___you need more space for baggage.
His parents thought he was working very hard in the room, _____in fact, he was chatting with his friends on the Internet.
.The girl began to _____the piano when she was young.