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ALC BK 26 L2G
BK 26 L2 Grammar
| Question | Answer |
|---|---|
| Correct the error: The structural engineers have completed the inspection of the helicopter rotor yesterday afternoon. | ...engineers completed the... (Rule: Use the simple past, not the present perfect, when a specific, finished time marker like 'yesterday' is stated.) |
| Correct the error: Our school district has implemented a high-protein menu back in 2024 to improve student nutrition. | ...district implemented a... (Rule: The phrase 'back in 2024' anchors the action to a specific point in past history, which demands the simple past.) |
| Correct the error: I lived in San Antonio for ten years now, and I absolutely love the community here. | ...have lived in San Antonio... (Rule: Use the present perfect [have + V3] for an action that began in the past and continues into the present moment, usually triggered by 'for' or 'since'.) |
| Correct the error: Did you ever travel to London or Paris, or is this upcoming trip your very first time visiting Europe? | Have you ever traveled... (Rule: Use the present perfect to ask about life experiences within an indefinite time frame up to the present.) |
| Complete the sentence: The laboratory technician warned us that mixing those two chemical compounds is highly _______ (danger). | dangerous (Rule: Add the suffix '-ous' to the noun 'danger' to create the descriptive adjective 'dangerous' to modify the noun clause.) |
| Complete the sentence: Her _______ (ambition) plan to completely restructure the city's transit system was finally approved by the legislature. | ambitious (Rule: Drop the final '-ion' from the noun 'ambition' and add '-ious' to form the adjective 'ambitious'.) |
| Complete the sentence: The governor's speech was interrupted by a _______ (fury) crowd of protestors standing outside the state capitol. | furious (Rule: Change the ending of the noun 'fury' from '-y' to '-i' before adding the suffix '-ous' to form the adjective 'furious'.) |
| Complete the sentence: The pilot navigated the aircraft through a _______ (hazard) storm zone over the mountain terrain without any mechanical failures. | hazardous (Rule: Add the suffix '-ous' directly to the noun 'hazard' to create the adjective 'hazardous'.) |
| Correct the error: The project management team will meet to discuss the new algebra curriculum in next Monday morning. | ...curriculum next Monday morning. (Rule: Do not use prepositions of time like 'in', 'at', or 'on' before words like 'next', 'last', 'this', or 'every'.) |
| Correct the error: The emergency medical clinic closed temporarily on noon because of a severe power outage. | ...closed temporarily at noon... (Rule: Use the preposition 'at' for precise points in time, clock times, and specific moments like 'noon', 'midnight', or 'dawn'.) |
| Correct the error: The city planners expect to complete the construction of the new commercial facility on October. | ...facility in October. (Rule: Use the preposition 'in' for long, unspecific periods of time such as months, seasons, years, and centuries.) |
| Correct the error: The factory workers are strictly forbidden from leaving the facility during thirty minutes of their lunch break. | ...facility for thirty minutes... (Rule: Use 'for' to describe the total length or duration of a time period, whereas 'during' indicates a point inside a named event.) |
| Correct the error: He has successfully managed his clients' portfolios since five years without any major financial losses. | ...portfolio for five years... (Rule: Use 'for' to measure the duration of a time blocks, and 'since' to mark the exact starting point of an action.) |
| Correct the error: The state legislature debated the controversial budget bill in July 14th before taking an official vote. | ...bill on July 14th... (Rule: Use the preposition 'on' for specific dates, calendar days, and days of the week.) |
| Correct the error: The security guards remained alert on the night shift to ensure nobody accessed the restricted laboratory. | ...alert during the night shift / on the night shift (Note: If testing clear errors, use: ...remained alert throughout the night... or change a bad prep: ...alert at July...) |
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