Find the mistake in the following sentence

----- Nội dung dịch tự động từ ảnh -----
23. Find the mistake in the following sentence
20 điểm
The couple are [expected] to [announce] their [interference] [today].
expected
announce
interference
today
24. Find the mistake in the following sentence
20 điểm
[Sadly], their conservation efforts [turned up] to be a [complete failure] and they planned to start
a new campaign [again].
Sadly
turned up
complete failure
again
25. Choose the the word(s) that is CLOSEST in meaning to the word(s) in
20 điểm
brackets in the following sentence
After the discussion, the students are asked to [swap] their flash cards.
O educate
О ехрort
O offer
O exchange