[ Grammar ]
Which among the following statements are true?
A. Wheel was an important invention of human
B. the early wheels are said to have been rougher
C. the idea of wheel after looking at a rolling log
D. all of the above

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Tenses › ViewBy the time we finish the meeting, I ___ for six hours straight.
A. will have talked
B. talked
C. have talked
D. talk
Grammar › View
Teaching is learning, ?
A. does it
B. is there
C. doesn’t it
D. isn’t it
Vocabulary and Tenses › Viewnever… such a funny joke
A. had I heard
B. I had heard
Vocabulary › View
_____ among team members is crucial for the success of any project.
A. Unity
B. Divide
C. Separation
D. Difference
