Question

Spot the error:

They are tired because they _______ in the garden since 9 O' clock.

• A. has been working
• B. have been working
• C. are working
• D. None of the above

Answer 1

Answer:

B. have been working

ഒരു sentence ഇൽ time നെ കാണിക്കാൻ since ഉപയോഗിച്ചാൽ അവിടെ ഉപയോഗിക്കുന്ന tense , present perfect continuous ( has/have + been + ing ) ആണ്.