I cannot identify this signature.
我识别不出这是谁的签字.
A guard was placed at the door.
门口设了一个警卫.
The new school is still under construction.
新学校还在建造中.
I sent the letter by a messenger.
我差信差送信.
A dentist is a kind of doctor.
牙医是医生的一种.
He is a store manager.
他是一位商店的经理.
He was charged with stealing.
他被控犯有偷窃行为.
最后一个应该是calculator?
Does anyone have a calculator here?
这里有没有人有计算器?