It was not until the 18th century that man realized that the whole of the brain was involved in the working of the mind, ?
----What’s Joan doing? ----_________newspapers in the room.
In some countries such as France or Italy, it’s common to exchange a kiss when shaking hands, ______ in China, it’s not acceptable.
By sending text messages or chatting online, we’ve been in touch for months, but I’ve never met my new friend _____.
The teacher told the pupils that the United States of America _____ 50 states.
— Shall I turn on the TV, Mom? —No. You should be quiet _____ wake up your sleeping brother.