Gerunds / Infinitives: แบบฝึกหัด

I am really looking forward to ______ my grandparents in Canada during the coming summer holiday.

To stay fit, doctors suggest ______ at least thirty minutes of exercise every day.

My mother doesn't let me ______ video games until I have finished all my revision for the exam.

He decided ______ a healthy salad for lunch today to improve his diet.

Identify the correct use of Gerunds / Infinitives in the following Food & health advice:

Health experts suggest (i) ______ sugary drinks and recommend (ii) ______ at least eight glasses of water every day to stay hydrated.

Do you enjoy listening to classical music or playing the piano more?

Complete the sentence using the correct form of the Gerund or Infinitive:
While some students enjoy (i) ______ (read) science fiction, others prefer (ii) ______ (spend) their free time (iii) ______ (play) musical instruments.

Fill in the blanks with the correct form (gerund or infinitive) of the verbs in brackets:
I forgot (i) ______ (lock) the door this morning, but I remember (ii) ______ (see) my keys on the table.