单选题If his parents are c
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解决时间 2021-01-04 18:43
- 提问者网友：留有余香
- 2021-01-04 00:18
单选题
If his parents are convinced ____the fact that his son always focuses his mind his study.A.of; onB.of; atC.by; toD.on; at
最佳答案
- 五星知识达人网友：刀戟声无边
- 2021-01-04 01:16
A解析be convinced of sth “确信；坚信某事。”focus one’s mind/attention on sth.将注意力集中于某事物。
全部回答
- 1楼网友：独行浪子会拥风
- 2021-01-04 01:58
好好学习下
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