The boy became fatter and fatter each day and __________ made his parents sad.
| A．which | B．what | C．he | D．it |
_____ in 1636, Harvard is one of the most famous universities in the United States.
| A．Being founded | B．It was founded |
| C．Founded | D．Founding |
Mr. Green stood up in defense of the 16-year-old boy, saying that he was not the one ____.
| A．blamed | B．blaming | C．to blame | D．to be blamed |
— Why don’t you turn to Professor Lee for some advice?
— _____ What if he refuses to help or something?
| A．It depends. | B．Can’t agree more. |
| C．Don’t mention it! | D．I don’t know. |
_____ endless work, most of which is done in vain, some of the adult are confused of their goals of life.
| A．Occupying | B．Occupied with |
| C．To occupy | D．Having occupied |
— You should have paid the bill for her.
— I _____ to, but she refused.
| A．offered | B．have offered |
| C．had offered | D．was offering |