问题

Scientists have come to the conclusion_______ thetemperature on Earth is getting higher and higher.

A:what
B:that
C:which
D:when

正确答案是：

同类题型

67. Her trouble was found to be , not physical.

Only by hard working can you _______ the goal.

I regret ______ so much money on a car.

下列字母中全是元音字母的是 .

_____, his idea was accepted by all the people at the meeting.[ ]