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English_Book_2-Teacher_300913

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GRAMMAR REFERENCEUnit 1, page 8: ImperativesImperative sentences are used to give orders,instructions, and warnings, and to make politerequests. Imperative sentences end with anexclamation mark or a period.Most imperative sentences start with the baseform of a verb.Most negative imperative sentences begin with donot or the contraction don’t.Orders: Close the door!Instructions: Read the first three pages.Warnings: Be careful!Polite requests: Please tell me.Buy the tickets!Try this food.Do not open the door!Don’t ask any questions.Unit 1, page 10: Can to talk about abilitiesThe word can may be used to talk about abilities.Affirmative sentences about ability are formedusing a subject noun/pronoun, can, the base formof a verb, and a complement if needed.Yes/No questions about ability begin with Canfollowed by a subject and the base form of a verb.To answer Yes/No can questions, begin with Yes orNo followed by a subject, can or can’t, and the baseform of a verb.To form What questions with can, start withWhat followed by a complement if needed, can, asubject, and the base form of a verb.To form Who questions with can, start with Whofollowed by can, the base form of a verb, and acomplement if needed.My aunt is able to speak <strong>English</strong>.→ She can speak <strong>English</strong>.Subject + can + base form of verb (+ complement)My uncle can speak Chinese.I can play the guitar.Can + subject + base form of verb (+ complement)Can you skate?Yes/No + subject + can/can’tYes, I can.No, I can’t.What (+ complement) + can + subject + verbWhat can she play?What music can she play?Who + can + verb (+ complement)Who can sing?Who can sing a song?98Postcards_splitB_TE1_GR.indd 982/27/07 10:22:19 AMPostcards

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