题目内容

听录音,补全单词。Listen and write down the missing letters to the sounds you hear.s_b_ ect

查看答案
更多问题

听录音,补全单词。Listen and write down the missing letters to the sounds you hear.s_ _m

听录音,补全单词。Listen and write down the missing letters to the sounds you hear.s_ _ll

听录音,写单词。Listen and write down the words you hear._____

混合食物由胃完全排空通常需要( )

A. 1-2h
B. 2-4h
C. 4-6h
D. 6-8h
E. 8-10h

答案查题题库