Following a year of fast development, by

问题单项选择题

Following a year of fast development, by the first quarter of this year, China has had about 1,100 e-commerce websites .

A．China had about 1,100 e-commerce websites by the end of last March

B．by the end of the first quarter of this year, China has had about 1,100 e-commerce websites

C．by the end of this recent past March, China has about 1,100 e-commerce websites

D．by the end of this first quarter, China had about 1,100 or so e-commerce websites

答案

参考答案：A

解析：时态应用。根据句意，时态应该是一般过去时，排除掉B和C。而且第一季度已经过去了，D中的this表示将要到来的，也应排除。