He __________ his sick mother and his job also __________ him.
| A．worries; worries | B．worries about; worries |
| C．worries; worries about | D．worries about; worries about |
____his surprise, he passed the exam.
| A．On | B．In | C．To | D．At |
_____should not be allowed to go out at night.
| A．Twelve-year-old | B．Twelve-year-olds | C．Twelve year old | D．Twelve years old |
---My brother is a basketball player.
---And he usually_____ very hard on the playground.
| A．has practiced | B．is practicing | C．practices | D．practiced |
---Who’s that boy?
---Liang Bo. He is___ very popular singer in Voice of China.
| A．the | B．an | C．a | D．/ |
---My car is broke .----You may use _____first . She won’t use it .
| A． mine | B． his | C． yours | D． hers |