Refresher no. 4 on the correct use of words

The following prepositions are used to express time: about, at, in, on. Choose the appropriate preposition to complete each sentence. The faculty meeting will start (about, at about, at, in) nine o’clock. (precise time) The visitors will arrive (at, about, at about, in) three o’clock tomorrow. (approximate time) Please be here (at, on, in) the […]

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