yanyonghua

hw:
1 His objections to the plan on the basis of cost are valid.
2 He is studying automobiles repairs at a technical school.
3 Canada and Mexico adjoin the United States.
4 The picture was painted in several tints of blue.
5 The approximate length of a meter is forty inches,the exact length is 39.37 inches.
6 Your account of what happened approximate the truth,but there are several small earth.