Choose the best answer
Many people think spending money on robots is a complete _______of time and money.
cut
number
waste
amount
cut (n) sự cắt giảm
number (n) con số
waste (n) sự lãng phí
amount (n) lượng, số lượng
=> Many people think spending money on robots is a complete waste of time and money.
Tạm dịch: Nhiều người nghĩ rằng chi tiền cho robot là hoàn toàn lãng phí thời gian và tiền bạc.
Đáp án : C
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