Nowadays, the children ______ the bad habit of turning on the TV as soon as they come back from school.
.I think ___ necessary ___ a foreign language.
.At the meeting I suggested that every class ___ divided into eight groups.
.--- He eats too much fat and sugar.--- That is ___ he ___ on weight very easily.
.______ I’m well again, I can go on with my work.
.The reason for his success is ______ he worked very hard.