单项选择题

A．Because they could not do it themselves.
B．Because professional workers were very cheap.
C．Because they had no time.
D．Because professional workers could do much better.
<上一题 目录 下一题>
热门 试题

单项选择题
A．To make an apology.B．To place an order.C．To ask about delivery.D．To cancel an appointment.
A．To make an apology.
B．To place an order.
C．To ask about delivery.
D．To cancel an appointment.
单项选择题
A．Lightning, the weapon of the gods.B．The invention of the lightning rod.C．An electric storm.D．Lightning and its preventive measures.
A．Lightning, the weapon of the gods.
B．The invention of the lightning rod.
C．An electric storm.
D．Lightning and its preventive measures.
相关试题