Only when their children leave home _________.
| A．many parents did feel a sense of loss | B．did many parents feel a sense of loss |
| C．did feel many parents a sense of loss | D．do many parents feel a sense of loss |
After her son’s death, the old lady _____ sit at the window, deep in thought．
| A．would | B．should | C．could | D．might |
His sacrifices for the country were never officially _____, which made all of us feel discouraged．
| A．acknowledged | B．appealed | C．recommended | D．commanded |
He was very busy, and _____ he didn’t go to the party that night．
| A．however | B．otherwise | C．therefore | D．anyhow |
Police are searching for an escaped criminal who is reported to _____ since he broke away from the prison．
| A．have been missing | B．have lost |
| C．be missing | D．get lost |
---Sorry, I am late．
---That’s okay．You are here and that’s what
| A．does | B．works | C．stays | D．counts |