This is the first time I have seen this view.

这是我第一时间看到这个景象。

This is the first time I have attended such a grand wedding.

这是我第一次参加这么盛大的婚礼。

This is the first time Ive been here .

这是我头一次来这里。

This is the first time in Hangzhou taxi.

这是他们在杭州第一次乘坐出租车。

This is the first time I see a hovercraft .

这是我第一次看见气垫船。

No this is the first time Ihave been here.

不熟，这是我第一次来这里。

This is the first time I have been a babysitter.

这是我第一次当临时保姆.

This is the first time I got Audio Technica IEM.

这是我第一次搞老铁的入耳。

This is the first time (that) Iave heard him sing.

对比一下过去将来进行时这是我第一次听他唱歌。

A.This is the first time that we met each other.

这是第一次我们遇见。