--Mr. White asked me to remind you of the meeting this afternoon．Don't forget it!
--OK，I ____．
A．won't B．don't C．will D．do
After a short time，the bad news had____ all over the city and everybody knew it．
A．showed B．spread C．covered D．explored
--Look! Someone ____ the floor．It's clean．
--Well，it wasn't me I went shopping just now．
A．is sweeping B．was sweeping
C．had swept D．has swept
I ________ be a little bit slow, but at least I don’t make foolish mistakes．
A．should B．may C．must D．need
--- Driving on icy roads is very dangerous ! The more ice there is, the _______ down the road you have to look．You should be more careful．
--- OK, I will．
A．more far B．farer C．farther D．farthest
China began to open to the outside world in the late 1970s．_________, there have been great changes in the country．
A．By then B．As a result
C．At last D．In all
