423.176 D-13    Дагиймаа.Ц.
                  English for Dentisty. - Эрхэс хэвлэх үйлдвэр, 2005. - 137х. -

Health Sciences University of Mongolia.

                 ISBN: ISBN 99929-81-03-2

                 Түлхүүр үг: Adjactive and adverbs, can, could, must, present perfect,