舌骨上肌群包括二腹肌、下颌舌骨肌、茎突舌骨肌和颏舌骨肌4块。
参考答案:对
书面表达。
Anna正在给她的朋友Sonia写一张介绍长春的明信 片。长春被称为“森林之城”,游人
很多,吃的东西也各具特 色。请你帮她完成这张明信片。每空一词。
Dear Sonia,
I'm writing this postcard in Changchun. I would like to 1. _______ you something about
Changchun. It is called "a 2. _______ of forest". Every year thousands of visitors come here to have
fun. We can enjoy all kinds of food here. Yesterday my parents 3. _______ I went to the
Dumpling House. We had dumplings 4. _______ beef and carrots. They were 5. _______.
We had a great time!
Anna
在调整培养基酸碱度时,常用比色管法进行,比色管常用于培养基pH值时指示剂是( )
A.麝香草酸蓝B.甲基C.刚果D.麝香草酸蓝或酚红E.酚酞