两个音节声母的发音部位和发音方法完全相同的是()
D
“杉树”(shānshù)的声母都是“sh”。“sh”是舌尖后、清、擦音。
Wesincerelyhopethatthistransactionwillturnouttothesatisfactionofbothparties.
WhatisBillgoingtodo?
Welookforwardtofurtherextensionsofpleasantbusinessrelations.
Shonaneedstodofurtherresearchinorderto____.
Shonahaslearntfromtheresearchprojectthat____.