He helped his mother ________ the housework.
A. do B. does C.did
Isawaboy_____awaywhenIpassedthepark.
A.runB.ranC.for
Itistime_____home.
A.goB.togoC.togoto
I get up _____a quarter to six______a hot morning.
| A．at, in | B．at, at | C．on, on | D．at, on |
--____will you come back?
----In an hour.
| A．How long | B．How often | C．How | D．How soon |