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Vocabularyrepeat, note, physical, chemistry, memorizetake notes, pen palPeriod1ProcedureLead-inRead some sentences with “by …” underlined.Step 1Explain “ by + 动名词”, and give some examples.Step 2Answer some questions using the form “by …”.Step 3Exercises.
Translate sentences into English.Step 4Answer some questions using the form-How oftenStep 5Exercises.
How do you do something? How often ?Step 6More exercises.
English and Chinese translations.
Complete sentences with phrases of “by”.