问题

The web is fantastic at many things—e-mail, e-commerce, for exampleBut ________ your name is Amazon or Google, making money has proved hard

A:if
B:unless
C:although
D:as long as

正确答案是：

同类题型

I don’t know the result for sure, but ________ with you, I don’t think our team won an advantage over theirs in yesterday’s competition.[ ]

Could you tell me_____

It’s time _____ lunch.—OK. Let’s _____.

You spent 300 yuan on a pair of cotton gloves. Such a pair of cotton gloves _____be worth so much.

–Why must you go shopping in such weather –My coffee has _____.