28. The unstable weather around the world in recent years ____ by climate change.
(A) has created
(B) had produced
(C) is made
(D) has been caused
答案:登入後查看
統計: A(460), B(244), C(781), D(2381), E(0) #2186262
統計: A(460), B(244), C(781), D(2381), E(0) #2186262
詳解 (共 9 筆)
#3826505
現在完成進行式
主要在in recent years這個時態上,句子闡述的是從過去到現在的狀態
97
7
#4123799
看到一些關鍵字
有表一段時間的,選現在完成式
since
for
in recent ...
看到by
往被動想
31
0
#4535708
The unstable weather around the world in recent years
has been caused by climate change.(現在完成式(被動))
=
The unstable weather around the world in recent years
has caused climate change.(現成完成式(主動))
17
0
#4505763
答案(C) make也是有cause的意思,
只是,I n recent years的時態通當會接完成式。
15
0
#5192834
近年來,世界各地的不穩定天氣是由氣候變化造成的。
2
0