______ is often the case is that Tom doesn’t study hard and fails in passing an exam

You don’t have to make so much noise, do you—__________.

ugh this kind of vegetable tastes , yet it is rich in nutrition and good for your health.

Unsatisfied withthe payment , he took the job just to get some work experience .

inese abacus, officially ______ as a cultural heritage at the 8th Annual UNESCO World Heritage Congress, is another symbol of Chinese wisdom.