—Bob,please ________ your spelling.You've dropped the "d" in the word "knowledge".
—Oh,yes.I'll be more careful next time.
A.listen toB.look forward to
C.pay attention toD.get used to
you smile at others, they will smile back.( )
If
So
Or
Though
We enjoyed __ at English party last weekend.( )
us
our
ours
ourselves
The environment here becomes better and better. birds are coming back.( )
Hundred
Hundreds
Thousand
Thousands of
More trees every year to make our city greener.( )
is planted
are planted
was planted
were planted
To avoid making mistakes, please read the questions before you answer them.( )
careful
careless
carefully
carelessly