Question

i've____a fund-raising event called Oxfam Trailwaker,i'm____

Answer 1

1.hear about 听说

第一个空填heard about 即：我听说了一个筹款活动

2.think of 考虑,think about 也是考虑 因此看第一句的时态

have heard 是现在完成时··· have been heard 是现在完成时的被动语态,排除

因此最后答案是：heard about;thinking of

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