[ Gerund vs Infinitive ]
Sorry I’m late, I had to stop___ the children from school.
A. to pick up
B. picking up
C. pick up
Select your answer:

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Tenses › ViewAll the students ________ the class work when the teacher came in.
A. are doing
B. were doing
C. will be doing
D. have done
Vocabulary › View
channel
A. a long, narrow row dug for planting seeds
B. to try hard to persuade
C. extremely tired
D. the ability to think quickly and make good decisions
