How to solve these questions? All ___ we have to do is practise every day. a that b which c what d whether He ___ to understand why the plan had failed. a set out b set about c set of d set up The boy ___ us that he had never heard of the story before. a talked to b spoke to c explained to d said to

choice question(it or there) ___ is a waste of time training your dog all day. Look at those clouds. I think ___ will be a thunderstorm. ___ has been no news of him. I should how to analyze these questions.

three choice questions A hardworking man ___ become a great scientist, but a great scientist ___ be a hardworking man. a can't;can b may not;can c can't;must d may not;must No one enjoys ___ at. a laughing b to laugh c being laughed d to be laughed When I saw them last time,they were working ___ the farm. a at b in c by d on I don't know that Which choice is right. Why?