结构2：名词或代词(主格) + doing
1)My mother cooking in the kitchen, I was doing my homework in my room. （表伴随）我妈妈正在厨房做饭，我在房间里做作业。
61. impressive
62. an
63. to
64. teaching
65. to bring
66. resources
67. to understand
68. more
69. how
70. traditional
impressed,
an,
to,teaching,
to bring,
resources,
understood,
more,
what，
traditional
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