Share Secondary 1: Unit 3 Grammar
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The stadium was built ____ the early 20th century, but expanded ____ 2008. A. on / at B. in / in C. at / in D. in / on
B. in / in
The meeting is scheduled to begin ____ exactly 9:07 a.m. A. at B. in C. on D. during
A. at
3. We always take a break ____ the middle of the exam for water and rest.A. in B. on C. at D. during
A. in
Q4. The whole city celebrates ____ the night of the festival. A. at B. on C. in D. from
B. on
Q5. My grandparents fell in love ____ the winter of 1975. A. on B. at C. in D. by
C. in
Q6. The student gave her presentation ____ the last day of the conference. A. on B. at C. during D. in
A. on
Q7. We were stuck in traffic ____ the rush hour. A. at B. on C. in D. by
A. at
Q8. The security alarm often goes off ____ night but never ____ the morning. A. on / in B. at / at C. at / in D. in / at
C. at / in
Q10. The new law will take effect ____ 1st January next year. A. in B. at C. on D. by
C. on
Q9. The scientist worked tirelessly ____ the weekend to finish the research paper. A. at B. on C. in D. during
A. at ✅
Q11. I plan to finish this assignment ____ two hours, but let’s see. A. in B. at C. on D. during
A. in
Q12. The teacher rarely checks homework ____ Fridays, but she does ____ the morning sometimes. A. in / at B. at / in C. on / in D. on / at
C. on / in
Q13. They launched the new product ____ dawn to avoid the heat. A. at B. on C. in D. to
A. at
Q14. The train arrives ____ the afternoon of December 24th. A. in B. on C. at D. during
A. in
Q15. ____ the age of 18, students can vote in many countries. A. On B. At C. In D. From
B. At
