I’m really getting too fat. From now on, I________ more exercise and eat less food.A have done B do C am doing D will do
The companies are working together to create ________ they hope will be the best means of transport in the 21st century.
What some people don't realize is ________ difficult life can be after they get addicted to drugs.
Don't put off till tomorrow ________ you should do today!
—Don't you believe me? —________, I'll believe ________ you say.
The reform has changed the whole nation. It cannot remain ________ it used to be.