—I hear your brother will enter Tsinghua University this summer.
—Exactly,he was a born genius.He was able to read and write ________ the age of 4.( )
A.inB.onC.atD.of
Why do many farmers put their products online these days?
them more easily. ( )
A.To sellB.SellC.Selling
Bob, you in this city since 2018. How do you like it? ( )
lived
live
have lived
I won the first prize in the singing competition last week.
_________( )
Good idea.
I don't think so.
No way.
Congratulations.
If it doesn't rain tomorrow, we_________ a picnic.( )
will have
had
have had
was having
This book_________ be Jim's. His name is on it.( )
must
might
can't
mustn't