Question

it is the first time ____Ihave been here. 应该用that

it is the first time ____Ihave been here. 应该用that 还是when？

Answer 1

应该是that,定语从句

Answer 2

that ，这里是表示强调，是强调句，

Answer 3

that，因为time是名词

Answer 4

that吧，宾语从句

Answer 5

用that主句不缺主语或宾语。