The world _____ a lot by 2099.
A. is changing
B. will have changed
C. has changed
D. changes
CUUnit-BSet-2ইংরেজি - গ্রামার ও ভোকাবুলারিTense & Sequence of TenseCU - ⚡ অনলাইন প্রশ্নব্যাংক দেখুন 💥
সঠিক উত্তরঃ
B.
will have changed
Explanation:

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