Paul could be a very attractive boy but he ______ to his behaviour.
A．paid no attention B．were paying no attention
C．pays no attention D．had paid no attention
My uncle finally bought his dream house ______ overlooks a beautiful park.
A．which B．where C．who D．what
--- Do you want to come along?
--- ______. I may stay at home to have a rest.
A．No problem B．Not likely
C．No way D．Not really
It’s hard for elderly people to see ______ convenience a smart phone can bring to us.
A．what B．which C．whose D．how
A large number of excellent films ______ all over the world over the past decades.
A．have produced B．have been produced
C．were produced D．produced
--- Who gave you this nice iPad?
--- Oh, it’s from my mother, if you ______ know.
A．may B．will C．must D．can
