He was reading a book[u] [/u]his mother came in.
未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181}
A: when
B: where
C: what
未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181}
A: when
B: where
C: what
举一反三
- He was reading a book[u] [/u]his mother came in. 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181} A: when B: where C: what
- He finds the book[u] [/u]he bought yesterday. 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181} A: that B: who C: where
- This book is worth [u] [/u] . 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案。', 'isMemberControl': 0, 'type': 181} A: to read B: reads C: read D: reading
- — [u] [/u] are they ? — They are Jim and Tom. 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案。', 'isMemberControl': 0, 'type': 181} A: Who B: Where C: What
- He put forward the question [u] [/u] the meeting would be held. 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181} A: that B: where C: what