—I don't think I can walk any further.— __________; let's stop here for a rest.
The class __________ 80 students is hard to manage.
Tom’s mother kept telling him that he should work harder, but ______ didn’t help.
We need some more facts and figures __________ we take the final decision.
— John seems happy, even though his wife left him and he lost his job. — I think he __________ to put on a brave face.
When you rewrite the paragraph, I advise you to leave out __________ is thought unnecessary or misleading.