28. There is no doubt that a small child has to learn to keep its _________ before it can walk far.
Can you believe that ina rich country there should bemany poor people?
Some students have troublegrammar while others have difficultynew words.
He will have learned English for eight years by the time hefrom the university next year.
The teacher asked usso much noise.
You’d betteryour scores and see if you have passed the exam.