______ the best of my knowledge, this system cannot work automatically.
Chọn B
It is essential that your luggage _______ thoroughly before delivery.
Fill a suitable preposition/ particle into each gap to complete the sentences.
She felt a bit dizzy and had to lean _________ the wall before walking on.
Next year, we intend to bring __________ several new products. But at the moment,
we are still testing them
John: “Have you decided on a present yet?”
Ben: “Almost, I need to choose one of _______.”
He testified that he had seen the man leaving the building around the time of the murder.
One is left with the ______________ problem of larger populations requiring more and more food. (solve)
Doctor Pike ______ the hospital after he ______an uneventful evening on duty. He ______ of his day of rest.
She has a deep aversion to getting up in the morning so she usually goes to work late.
You should consider the fact that he hasn’t spoken French for years. (allowances)
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