They saw the math teacher ______ the classroom just now.
| A．enter | B．to enter | C．to leave | D．arrive |
— How long has Bob ______?
— Since 2012.
| A．left his hometown |
| B．come to China |
| C．become a basketball player |
| D．studied in this university |
—Why did Mike ______ the chance of studying abroad last year?
— Because he had to look after his sick father.
| A．look up | B．give up | C．show up | D．put up |
— ________ me your passport, please.
— OK, here you are.
| A．Shows | B．To show | C．Show | D．Showing |
— Uncle Tom, the candies you made are really delicious, ______ I have another one?
—Yes, please. I’m glad you like them.
| A．must | B．should | C．can | D．would |