应税行为的年应征增值税销售额（以下称应税销售额）超过1000万元的纳税人为一般纳税人

铸造金属全冠是（）

A.刃状边缘

B.凿状边缘

C.凹形边缘

D.肩台形边缘

E.斜面形边缘

阅读理解.

     A major source of teen stress is school exams,and test anxiety is not uncommon.When

you recognize your teen is under stress,how can parents help your teen stay calm before

an exam?

     Be involved.Parents need to be involved in their teen's work.__1__What they look for is

your presence-to talk,to cry,or simply to sit with them quietly.Communicate openly with your

teen.Encourage your teen to express his worries and fears,but don't let them focus on those

fears.

     Help them get organized.__2__Together,you and your teen can work out a timetable in

which she can study for what she knows will be on the test.

     Provide a calm setting.Help your teen set up a quiet place to study and protect his privacy.

Give them a nutritious diet.It's important for your teen to eat a healthy,balanced diet during

exam times to focus and do her best.__3__If this happens,encourage your teen to eat light

meals or sandwiches.A healthy diet,rather than junk food,is best for reducing stress.

     __4__Persuade your teenager to get some sleep and/or do something active when she

needs a real break from studying.Making time for relaxation,fun,and exercise are all important

in reducing stress.Help your teen balance her time so that she will feel comfortable taking time

out from studying to spend time with friends or rest.

     Show a positive attitude.__5__Your panic,anxiety and blame contribute to your teen's

pressure.Make your teen feel accepted and valued for her efforts.Most importantly,reassure

your teen that things will be all right,no matter what the results are.

A．A parent's attitude will dictate their teen's emotions.

B．Exam stress can make some teens lose their appetite.

C．They will only make the situation worse.

D．Encourage your teen to relax.

E．The best thing is simply to listen.

F．Help your teen think about what she has to study and plan accordingly.

G．Your teen may also make negative comments about themselves.

患者老年男性，因反复劳累性心前区痛3年，再发，硝酸甘油不能缓解一小时后急诊。

如出现快速的室性心律失常，血压低，急需用以下哪种处理（）

A.胺碘酮（可达龙）针剂

B.利多卡因针

C.快速输液

D.同步电复律

对于BTS3002C小基站，修改拨码开关的状态后必须（）方能生效。

A、下电重启

B、小区去激活

C、热拔插单板

D、不做任何操作