79. _________ through a telescope, Venus appears to go through changes in size and shape.
(A)It is seen
(B) Seeing
(C) When seen
(D)It has seen
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統計: A(52), B(317), C(163), D(29), E(0) #1616910
統計: A(52), B(317), C(163), D(29), E(0) #1616910
詳解 (共 9 筆)
#2881543
副詞子句簡化成分詞構句
原句為 When Venus has been seen through ......
因為前後主詞( Venus 金星)相同
變為 When seen through ...... 或 Seen through......
22
1
#3445301
_________通過望遠鏡,金星似乎經歷了大小和形狀的變化。
7
0