It is still unknown [u] [/u] caused the fire.
未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181}
A: that
B: when
C: what
未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181}
A: that
B: when
C: what
举一反三
- [u] [/u]will be the manager is still unknown. 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181} A: What B: Which C: Who
- It must be clear[u] [/u]the issue itself is. 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181} A: that B: what C: when
- — What are those? — [u] [/u] are their books. 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案。', 'isMemberControl': 0, 'type': 181} A: That B: They’re C: They D: This
- — [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
- This is the company[u] [/u]I want to visit. 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案', 'isMemberControl': 0, 'type': 181} A: what B: that C: where