It’s not doing the things we like, but liking the things we have to do makes life happy.
| A． that | B．which | C．what | D．who |
More than a dozen students in that school _______ abroad to study medicine last year.
| A．sent | B．were sent | C．had sent | D．had been sent |
----Why did you leave that position?
----I ______ a better position at IBM.
| A．offer | B．offered | C．am offered | D．was offered |
Some experts demanded that children _______ time to sleep and play.
| A．give | B．should | C．would be given | D．be given |
The farmer used wood to build a houseto store grain.
| A．with which | B．in which | C．which | D．where |
According to the periodic table,still some elements undiscovered.
| A．there seem to be | B．it seems to be | C．it seems that | D．here seem |