Have you seen my dog? I _________ for it and still haven’t found it

It’s clear that the number of cars on the roads ______ rising with the development of the society.[ ]

Can you see __________ sun at night.

l do everything we can to _____ him to stay, butif he wants to leave we won’t stand in his way

China is nolonger ___ a production base； it is also one of the most important consumermarkets