Test Your Grammar Skills About Past Continuous Tense!

The correct answer is "they doing their homework?" because the question is asking about the action of a group of people (they) and what they were doing (their homework). The other options are not grammatically correct or do not make sense in the given context.

The correct answer is "the baby was crying" because the use of the past continuous tense ("was crying") indicates an ongoing action in the past. This suggests that when the person came home, the baby was already in the process of crying.

The correct answer is "Was Mary doing her homework when I called?" This question is asking about Mary's activity of doing her homework at the time when the speaker called her. The question is formed using the past continuous tense to inquire about an ongoing action in the past.

The past continuous tense is formed with "was/were" + the present participle (verb ending in -ing). Option b) correctly uses this structure to describe an action in progress in the past ("weren't working") when another event occurred ("the fire broke out"). The other options have incorrect verb forms or don't make sense in the context of the past continuous tense.

The sentence is discussing a female subject who was not old enough to drive. The use of "wasn't" is appropriate for a singular subject (she), and "old enough to drive" implies that the person in question did not meet the minimum age requirement for operating a vehicle. The other options have issues with subject-verb agreement or do not match the context provided in the sentence

The correct answer is "tripped". This is the past tense form of the verb "trip", which means to stumble or fall. In this sentence, it suggests that while she was walking down the street, she stumbled or fell.

The correct answer is "fell off the stage." This answer is correct because it accurately uses the past tense form of the verb "fall" to describe the action of someone dropping or descending from the stage. The other options, "fall off the stage," "flew off the stage," and "none of the above," do not accurately convey the action that caused the audience to stop applauding.

The correct answer is "was sleeping on her lap" because it is in the past continuous tense and matches the ongoing action of the old lady watching TV. This suggests that the cat was sleeping on her lap at the same time.

The past simple tense is commonly used to express actions or events that occurred at a specific point in the past and are now finished. In this case, the use of "heard" indicates that Luis perceived the sound of the explosion during his time playing on the computer. 

The correct answer is "it started to snow" because the phrase "got off the train" indicates a specific moment in the past. The use of "started" indicates the beginning of an action, and "to snow" indicates the action of snowfall. Therefore, the correct phrase would be "it started to snow" to convey that the snowfall began at the moment the person got off the train.