以下的词汇，通常使用“现在完成时”结构。

1)ever since, since, since then——3个

2)by now, so far, till/until now, up to now——5个

3)before, lately, recently——3个

4)in recent years;in the past——2个

5)in/for/over/during the last/past +时间段——2个

6)This/That/It is + 最高级结构… (that) +从句用现完——1个

7)This/That/It is the first/second… time (that) +从句用现完——1个

8)This/That/It is the only…(that) +从句用现完——1个

9)不很常见的up to the present, to date, thus far——3个

10)不很常见的long ago, from——2个