Question:
_______their fingers to the bone for a long time, my cousins finally saved enough money to buy an apartment in Ho Chi Minh city.
-
A.
Have worked -
B.
Having worked -
C.
Have been working -
D.
Having been worked
Reference explanation:
Correct Answer: GET
Explain:
Structure of abbreviated adverb clause:
Write Full: After they had worked their fingers to the bone for a long time, my cousins finally saved enough money to buy an apartment in Ho Chi Minh city.
Short: Having worked their fingers to the bone for a long time, my cousins finally saved enough money to buy an apartment in Ho Chi Minh city.
After working very hard for a long time, my cousin finally saved enough money to buy an apartment in Ho Chi Minh City.
→ Choose the answer NO
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