____my grandpa is over 80 years old, he still looks strong and healthy.( )
A.AlthoughB.BecauseC.Unless
His car ____ five years ago, but it looks quite new.( )
buys
bought
is bought
was bought
Next week, each student in the class ____ a small gift from their teachers.( )
receives
received
will receive
has received
You'd better leave ____, or trouble will come to you.( )
lively
friendly
heavily
quickly
One ____ of the book is missing, so I can't learn the whole story.( )
copy
page
writer
reader
He could find the way home ____ he was only three years old.( )
though
because
where
if