-The window is dirty.
-I know. It ___________ for weeks.
| A．hasn’t cleaned | B．didn’t clean | C．wasn’t cleaned | D．hasn’t been cleaned |
Some young people in America are expected to leave ______ could be life’s most important decision---marriage--- entirely up to luck.
| A．which | B．that | C．what | D．as |
He said he didn’t regret telling the truth but felt that he ______ it differently.
| A．could have expressed | B．could express | C．must have expressed | D．would express |
Medicine should be placed where it is not ______ to children.
| A．accessible | B．available | C．acceptable | D．noticeable |
---How much is the petrolper liter today?
---Oh, 6.00 yuan. It ______ sharply since last month.
| A．is raised | B．has arisen | C．has risen | D．is aroused |
Gary, please do me a favor--- _____ my laptop for me.
| A．to fetch | B．fetch | C．fetching | D．fetched |