Must we keep the room_______ all the time? —No, you don’t have to.

I hate people _______ talk too much but do little.

Flowers____________ along the road last year.

Nowadays when tourists pay a visit to Xi’an, _______ for them to take public transport.

The pet dog in your hand is very nice. Is it ?–Yes, but I’ll give it to my friend, Lucy, as birthday present.