—I hear you are in my town．________any time you like．
—I’ll if I have time．
A．Drop by
B．Come out
C．Show up
D．Run off
—I haven’t worked the problem out yet．What am I supposed to do?
—Try again!It’s only________difficult．
A．a lot
B．a bit
C．too much
D．too many
I’m not sure，but he’s supposed________sometime next week．
A．return
B．returns
C．to return
D．returning
—You must________the bottle before you take the medicine．
—OK，I will．
A．break
B．shake
C．cover
D．throw
—A number of foreigners come to see the Great Wall every year．
—Yes．It’s not only famous and beautiful but also the________of China．
A．riddle
B．mark
C．capital
D．symbol
This computer can’t work________．It needs to be fixed．
A．mostly
B．normally
C．hardly
D．usually
