人直立,两眼平视前方,不咀嚼,不说话,也不吞咽,下颌此时所处的位置称为
A.远中牙合位
B.正中牙合位
C.牙尖交错牙合
D.息止颌位
E.近中牙合位
参考答案:D
根据已给出单词首字母把句子补充完整。
1. What do you have on W____________? I have E____________.
2. Do you have c____________ games today? No, I have m____________ today.
3. What do you have on M____________? I have Chinese and a____________.
—What's your phone number?
— ______ 281-7245. [ ]
A. It
B. Is
C. It's