The cake my mother bought yesterday smells _______ and tastes _______.

Qinghai-Tibet Railway(青藏铁路) was completed last year. It is the __________ railway that connects Tibet with the other parts of China.

Tom often ______ TV in the evening. He’s _____ TV now.

Do you think people will have robots ?[ ]

His parents always like to compare him _____ his classmates. [ ]