phân biệt các thì dùng trong tiếng anh. | SIMPLE PAST or PRESENT PERFECT TENSE SIMPLE PAST TENSE We use it when the action in the PAST is DEFINITE. Last Monday, I had a difficult test. When I was a child, I studied at that school. PRESENT PERFECT TENSE We use it when the action in the PAST is INDEFINITE. We have studied at . I have gone to Brazil many times. ?????? NO TIME!!! ?????? NO TIME!!! I __ an interesting class last night. (have) _ that new dress Susan bought last week? (you/see) Sergio __ that new house on the beach. (not/buy) Edward _ his keys again. (lose) The police _ me on my way home last night. (stop) HAD DID YOU SEE HASN’T BOUGHT HAS LOST STOPPED I _ to the movies three times last week. But I any of the films. (go) (not/like) I to Louis for a long time. (talk/not) _ ? (you/just/arrive) “Is Mr. Nakajima in?” “No, he home. (already/go) When I was 18, I how to drive. (learn) WENT DIDN’T LIKE HAVEN’T TALKED HAVE YOU JUST ARRIVED HAS ALREADY GONE LEARNED to Japan? (he/be) Harold __ to Spain on his last vacation. (travel) Can you believe Hugo the sea? (never/see) Claudio to California last year because he __ to stay home. (not/travel) (prefer) Bianca to memorize the alphabet, but it’s too difficult for her. (try) HAS HE BEEN TRAVELED HAS NEVER SEEN DIDN’T TRAVEL PREFERRED HAS TRIED Bea __ us some chocolate for Easter last class. (buy) Poli __ over 20 hours for her Midterm exam last week. (study) “_ skydiving in his life?” Yeah, he and Bernardo __ skydiving together. (Hugo/go) (go) BOUGHT STUDIED HAS HUGO GONE HAVE GONE | SIMPLE PAST or PRESENT PERFECT TENSE SIMPLE PAST TENSE We use it when the action in the PAST is DEFINITE. Last Monday, I had a difficult test. When I was a child, I studied at that school. PRESENT PERFECT TENSE We use it when the action in the PAST is INDEFINITE. We have studied at . I have gone to Brazil many times. ?????? NO TIME!!! ?????? NO TIME!!! I __ an interesting class last night. (have) _ that new dress Susan bought last week? (you/see) Sergio __ that new house on the beach. (not/buy) Edward _ his keys again. (lose) The police _ me on my way home last night. (stop) HAD DID YOU SEE HASN’T BOUGHT HAS LOST STOPPED I _ to the movies three times last week. But I any of the films. (go) (not/like) I to Louis for a long time. (talk/not) _ ? (you/just/arrive) “Is Mr. Nakajima in?” “No, he home. (already/go) When I was 18, I how to drive. (learn) WENT DIDN’T LIKE HAVEN’T TALKED HAVE YOU JUST ARRIVED HAS ALREADY GONE LEARNED to Japan? (he/be) Harold __ to Spain on his last vacation. (travel) Can you believe Hugo the sea? (never/see) Claudio to California last year because he __ to stay home. (not/travel) (prefer) Bianca to memorize the alphabet, but it’s too difficult for her. (try) HAS HE BEEN TRAVELED HAS NEVER SEEN DIDN’T TRAVEL PREFERRED HAS TRIED Bea __ us some chocolate for Easter last class. (buy) Poli __ over 20 hours for her Midterm exam last week. (study) “_ skydiving in his life?” Yeah, he and Bernardo __ skydiving together. (Hugo/go) (go) BOUGHT STUDIED HAS HUGO GONE HAVE .