It’s the first time ______ he has helped us. A．that B．before C．whenD．who
题型：不详难度：来源：
It’s the first time ______ he has helped us. | A．that | B．before | C．when | D．who |
|
答案
| A |
解析
| 考查连词。本题考查强调结构it’s … that …，强调状语the first time，故选A。 |
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