--How many students are there in your class? --Forty-five.A. at allB. in totalC. in the en

--How many students are there in your class ?
--Forty-five.
A. at all
B. in total
C. in the end
D. in the total

A. at allB. in totalC. in the endD. in the total解析：可联系答.案.网客服索取。

这下我知道了