tailieunhanh - Understanding and using english grammar part 51

Tham khảo tài liệu 'understanding and using english grammar part 51', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | EXERCISE 15. Using verbs of perception. Chart 15-7 part i. Complete the sentences with any appropriate verbs. Both the simple form and the -ing form are possible with little if any difference in meaning. 1. Polly was working in her garden so she didn t hear the phone vihq 2. I like to listen to the birds when I get up early in the morning. 3. The guard observed a suspicious-looking person into the bank. 4. There was an earthquake in my hometown last year. It was just a small one but I could feel the ground. 5. I was almost asleep last night when I suddenly heard someone on the door. 6. While I was waiting for my plane I watched other planes and part ii. Both the simple form and the -ing form are grammatically correct so you can t make a grammar mistake. But a speaker might choose one over the other. Read the situation then decide which form seems better to you in the sentence that contains a verb of perception. Remember that the -ing form gives the idea that an activity is in progress when it is perceived. 1. SITUATION I was downtown yesterday. I saw the police. They were chasing a thief. When I was downtown yesterday I saw the police gUmsing a thief. 2. SITUATION The front door slammed. I got up to see if someone had come in. When I heard the front door I got up to see if someone had come in. 3. situation Uncle Jake is in the bedroom. He is snoring. I know Uncle Jake is in the bedroom because I can hear him. 4. SITUATION When I walked past the park some children were playing softball. When I walked past the park I saw some children __softball. 5. SITUATION It was graduation day in the auditorium. When the school principal called my name I walked to the front of the room. When I heard the school principal my name I walked to the front of the auditorium to receive my diploma. Gerunds and Infinitives Part 2 337 6. SITUATION I glanced out the window. Jack was walking toward the house. I was surprised. I was surprised when