Cover of English Grammar in Use

Answer — Exercise 57.1

Unit 57 - Verb + -ing or to ... 2·English Grammar in Use

Вопрос

Put the verb into the correct form.

Ответ

  1. to keep
  2. to reach
  3. knocking
  4. to put
  5. to concentrate
  6. asking
  7. calling
  8. to remember
  9. restarting

Больше упражнений в Unit 57 - Verb + -ing or to ... 2