The workers are (A) in the factory at (B) the moment. They attend (C) a training program (D) on new assembly line. =>

A (A) maintenance technician of (B) ABS company is coming (C) to check the engine problem of the machine in (D) Monday morning.
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Good morning. Could you ask (A) Mr. Robert call (B) back on my (C) company phone number at (D) 4 pm, please?
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We are looking (A) forward to have (B) a meeting with your (C) company members to discuss our design project on (D) Monday 2nd September.
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The production manager is making (A) an arrangement with two new engineers (B) of Nissan Company to talk (C) about the design process on (D) May.
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My wife and I have (A) travelled to (B) China many times (C) but we have never visit (D) the Great Wall.
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Stephen Curry has broke (A) a lot of (B) world records in (C) swimming. The first time was (D) in 2007.
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Tom has (A) worked as a mechanic in (B) Nissan Company since (C) he graduate (D) from Hanoi University of Industry.

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My son have (A) just passed his (B) English exam with the highest (C) mark. I’m so proud of him (D).

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Did (A) you ever (B) eaten noodles with (C) cheese sausage? – No, this is the first time I have tried (D) them.