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[Exploring the Grand Canyon: A Guide to Modal Verbs]-[CBE 1.06 | You should visit the Grand Canyon - A famous American landmark and modal verbs]

Learn English with Coffee Break English · A2 · 2021-05-25

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📋 Summary

Exploring the Grand Canyon: A Guide to Modal Verbs

In this episode of Coffee Break English, hosts Josie and Mark take listeners on a virtual journey to one of the world's most iconic natural landmarks: the Grand Canyon in Arizona, USA. Beyond the geographical facts, the episode serves as a practical lesson on the usage of modal verbs—specifically must, mustn't, should, and shouldn't.

Geographical Marvels

Described as one of the "seven natural wonders of the world," the Grand Canyon is a massive geological formation created by the Colorado River. Kate, the guest narrator, notes its staggering dimensions: 446 kilometers long, 29 kilometers wide, and 1,857 meters deep. The hosts use this description to clarify vocabulary such as "wide" (horizontal measurement) and "deep" (vertical measurement), while also noting the linguistic nuances between American and British English regarding the use of the word "and" in large numbers.

Modal Verbs: Rules and Recommendations

The core educational objective of the lesson is to distinguish between obligation and advice using modal verbs.

Obligation: Must and Mustn't

Mark and Josie define must as a "verb of obligation," used to express necessity, rules, or laws. For instance, "everyone who wants to visit a part of the canyon must buy an entrance pass." Similarly, to ensure safety, visitors "must drive carefully" and "must stay on the paths."

The negative form, mustn't (a contraction of "must not"), indicates prohibition—things you are "not allowed to do." Examples provided include speed limits (“you mustn't go faster than 45 kilometres an hour”) and wildlife interaction (“you also mustn't feed them”). The hosts point out that the 't' in "mustn't" is silent, a common feature in English pronunciation.

Advice: Should and Shouldn't

In contrast, should is used to provide recommendations or suggest that something is a "good idea." Kate suggests, "you should definitely visit the Grand Canyon." When discussing the physical demands of hiking, the hosts explain that it is advisable, though not a strict rule, to "should take lots of food and water with you." The negative form, shouldn't, serves as a cautionary recommendation, such as "you shouldn't rush" or "you shouldn't get too close" to wild animals like mountain lions and poisonous spiders.

Grammatical Characteristics of Modal Verbs

During the breakdown, Josie highlights two critical rules regarding modal verbs:

  1. Invariance: They never change form. Unlike other verbs, they do not add an 's' in the third person (e.g., we say "he should," not "he shoulds").
  2. Question Formation: They do not require an auxiliary verb to form questions; one simply inverts the subject and the modal verb (e.g., "Should you visit the Grand Canyon?").

Conclusion

The episode concludes by emphasizing that while rules and safety are paramount when visiting the Grand Canyon, the most important directive is personal enjoyment. As Kate puts it, "the most important thing you must do if you visit the Grand Canyon is have fun and enjoy your time in this incredible place." Through this engaging travel narrative, listeners are equipped with both the vocabulary to describe natural scenery and the grammatical tools to express rules and advice in English.

🎯Key Sentences

1
we're delighted to be back with you for another episode.
2
We'd love to hear what you think.
3
Okay, let's go back through the text now.
4
Okay, sounds good.
5
so you have plenty of time to explore.
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📝Key Phrases

1
be home to
2
plenty of time
3
on foot
4
drive carefully
5
appreciate the scenery
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📖 Transcript

Coffee Break English, season one, episode six.
Hello, and welcome to Coffee Break English.
My name's Josie. And I'm Mark, and we're delighted to be back with you for another episode.
Yes, we are. How are you today, Mark?
I'm very well. How are you?
I'm also very well, thank you.

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