----Why? Tom, your shirt is so dirty?
----Mom, I____ my store room downstairs.
| A．cleaned | B．have cleaned | C．was cleaning | D．have been cleaning |
The editor’s job is to keep the newspaper_____and________to the readers.
| A．balanced; interested | B．balancing; interesting |
| C．balanced; interesting | D．balancing; interested |
It is thought that one billion people I the world,________is half the word’s workers, earn their living by farming.
| A．if | B．that | C．which | D．what |
I can’t find my watch. I must have ________it in the hotel.
| A．lost | B．missed | C．left | D．forgotten |
Is Mr. Wang good at drawing his students into ________
discussion?
| A．lovely | B．lively | C．warmly | D．seriously |
_________side of the street is lied with different shops, _________of which sell electronic products.
| A．Both; both | B．Either; all | C．Neither; either | D．Either; both |