Choose the correct answer to the following questions.
________trees around the house on the south and west sides, they can save up to about $250 a year on cooling and heating.
-
A.
Having planted
-
B.
To plant
-
C.
To have planted
-
D.
Being planted
Kiến thức: Rút gọn mệnh đề đồng ngữ
Khi hai mệnh đề có cùng chủ ngữ (they) ta có thể rút gọn một mệnh đề về dạng:
- V-ing khi mệnh đề dạng chủ động; Having P2 khi hành động mang nghĩa chủ động và xảy ra trước hành động còn lại
- Ved/ P2 khi mệnh đề dạng bị động; Having been P2 khi hành động mang nghĩa bị động và xảy ra trước hành động còn lại
Câu đầy đủ: After they have planted trees around the house on the south and west sides, they can save up to about $250 a year on cooling and heating.
Having planted trees around the house on the south and west sides, they can save up to about $250 a year on cooling and heating.
Tạm dịch: Sau khi trồng cây quanh nhà ở phía nam và phía tây, họ có thể tiết kiệm tới khoảng 250 đô la một năm cho việc làm mát và sưởi ấm.
Đáp án : A
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