Jack is really tall, ?
A. does he B. doesn't he
C. is he D. isn't he
—“Food Safety” has become one of the hottest topics recently.
—Yeah, it receives ______ Internet hits a day.
A.thousands B.thousands of
C.thousand D.hundreds
（2017年安徽）I am surprised at the new look of my hometown, for it _____ a lot over the years.
A.changed B.changes C.will change D.has changed
Everybody should remember it is not _________ to swim in the river alone．
A.healthy B.safe C.possible D.comfortable
I forgot to take the ________with me to Portugal, so I didn’t take any photos.
A.camera B.alarm C.report D.record
Dear children, this is unusual exam. exam is very important to you. Please take it easy. Wish you good results.
A.an, The B.a, The C.an, An D.a, An
