He was the first Chinese pianist in the history of the competition to win this prize.
| A．70 years | B．70 year | C．70-year | D．70-years |
It took them three hours ___ homework.
| A．do | B．doing | C．to do | D．did |
This is _____ pen and ________ is in the pencil-case.
| A．mine, hers | B．my, hers | C．my ,her | D．mine,her |
— ______ do you go to the movies? —Once a month.
| A．How long | B．How often | C．How far | D．How soon |
The baby kept ________and the mother felt_________________ .
| A．cried; angry | B．to cry; surprised |
| C．crying; worrying | D．crying; worried |
The sentence structure of ‘A baby panda is drinking her mother’s milk.’ is.
| A．S+V+IO+DO | B．S+V+P | C．S+V+DO+OC | D．S+V+O |