Three Step English for Intermediate Learners - Practice #28 - Making Strong Assumptions - Exercises
09:43 Share

Choose the best answer to complete the sentence. Ready? It must be boring to... at a computer all day. It must be boring to... at a computer all day. sit, sit It must be boring to sit at a computer all day. It must be boring to sit at a computer all day. We use the base form of the verb sit after to because to is part of the infinitive form.

Choose the best answer to complete the sentence. Ready? Seafood in Japan must... so fresh. Seafood in Japan must... so fresh. B, B. Seafood in Japan must be so fresh. Seafood in Japan must be so fresh. We use the base form B after must because modal verbs are always followed by the base verb.

Choose the best answer to complete the sentence. Ready? You must so nervous about your exams. You must so nervous about your exams. Be, be. You must be so nervous about your exams. You must be so nervous about your exams. After must, we always use the base form of the verb, so the correct answer is must be.

Choose the best answer to complete the sentence. Ready? It must be so to be a professional baseball player. Exciting. It must be so exciting to be a professional baseball player.

We say exciting when the subject, like the job, creates excitement for others. Unscramble the words to make a sentence. Ready? you You must You must be You must be so You must be so excited You must be so excited Unscramble the words to make a sentence.

This must be boring for. This must be boring for you. Choose the best answer to complete the sentence. Ready?

Flying must be or being fun for birds. Flying must be or being fun for birds. Be, be. Flying must be fun for birds. Be is used here because we always use the base form of the verb after must. Choose the best answer to complete the sentence. Ready? Writing books must be hard or too hard.

Writing books must be hard or too hard. Hard, hard. Writing books must be hard. Hard is used here because it's an adjective and too is not used before adjectives. Choose the best answer to complete the sentence. Ready? It must be hard working or hard work to do this job.

It must be hard working or hard work to do this job. Hard work. Hard work. It must be hard work to do this job. Hard work is used because we need a noun to describe the job and hard working is an adjective that describes a person, not the job. Choose the best answer to complete the sentence. Ready?

She must be worrying or worried over the review. Worried. Worried. She must be worried over the review.

Worried is used here because it describes how she feels and we use the past participle form to show someone's emotion. While worrying could be a grammatically correct sentence in this context, we are not describing the action of her worrying but rather her emotional state. Listen to what I say. What is the adjective used in the adjective phrase? It must be boring to sit at a computer all day.

Listen one more time. It must be boring to sit at a computer all day. Did you hear 'boring'? 'Boring' is the adjective in the adjective phrase. How about, 'Seafood in Japan must be so fresh.' Let's listen one more time. 'Seafood in Japan must be so fresh.' Did you hear 'fresh'? 'Fresh' is the adjective in the adjective phrase. Next.

You must be so nervous about your exams. One more time. You must be so nervous about your exams. Did you hear nervous? Nervous is the adjective in the adjective phrase. Next. It must be so exciting to be a professional baseball player. One more time. It must be so exciting to be a professional baseball player. Did you hear exciting?

Exciting is the adjective in the adjective phrase. And writing books must be hard. One more time. Writing books must be hard. Did you hear hard? Hard is the adjective in the adjective phrase. Thank you for watching. Now you know how to make strong assumptions in English. And now you can move on to the next lesson in the pathway on englishclass101.com.