B 陈述语序
科学家想知道他们在自信时为什么高昂下巴
The scientists wanted to know ＿＿＿when they felt confident.
The scientists wanted to know ＿＿＿when they felt confident.
A、why did they push out their chins
B、why they pushed out their chins
C、how did they push out their chins
D、how they pushed out their chins
问答人气：622 ℃时间：2021-01-20 09:19:11
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