新生儿在上腭中线和齿龈部位有散在黄白色、碎米粒样颗粒，称为（） A.马牙 B.板牙

词形变化 （8分）

小题1:On his way to school, he found an __________ (上年纪的）person lying on the road.

小题2: China has become more and more                 (强大的）in the world

小题3:If you want to be a good teacher, you should be _____________ (自信的) of yourself.

小题4: He is a man with many good               (品质), we should learn from him.

小题5:They told me some                  (different) between the two countries.

小题6: He doesn’t like to go fishing. He is an                (patient) boy.

小题7:The child is so                (energy). He never stops running around.

小题8:My grandmother is very              (practice), she can make a lot of things with paper.

下列情形，属于合同无效的是（）。

A.以欺诈、胁迫的手段订立合同，损害国家利益

B.恶意串通，损害国家、集体或者第三人利益

C.以合法形式掩盖非法目的，损害社会公共利益

D.以上都是

临床上称Spee曲线深是指Spee曲线大于多少

A．0mm

B．1mm

C．2mm

D．3mm

E．4mm

基本账户差额包括（）与（）所形成的余额

定期注意阀门的防冻，及时排放停用阀门和工艺管线里的积水。