Bilingual engineering 201707 No.

From today on, review all the children's songs of 1b and strive to expand the content.Because I have to take the examination of kindergarten teacher's qualification certificate immediately, so I can only stay up late to learn. What a great pressure! So that the course of bilingual engineering is slow, and oral English is not much improved.

Bilingual engineering 201707 No.360 Alyee