chỉ cần đáp án They _________ happy about the results because they _________ very hard before the exam. was - had studied had been - studied were - had studied were - studied I cannot fly. I wish I __________ as birds. can fly had flown flew could fly After she ___________ the doors and windows, she ________ to bed. closes - goes closed - had gone had closed - went had closed - had gone I miss my friends. I wish my friends ______ here right now. had been would be was were I don't understand this point of grammar. I wish I ______ it better. understood would understand had understood understands Linda wishes she ____________ to the manager last week. talks talked had talked didn't talk She cannot live with her grandmom because she will study overseas. She wishes ________ with her grandmom. she can live she cannot live she could live she couldn't live This girl is __________ in her class. more beautiful the most beautiful than more beautiful than the most beautiful Those books are ________ the other books. more expensive than the most expensive than most exensive than expensiver than By the time Cindy ___________ up, everybody had gone out. woke woken had woken wakes Tom is 165 cm tall. Peter is 170 cm tall. Ben is 175 cm tall. Tom is taller than Peter. Peter isn't as tall as Ben. Peter isn't as tall as Tom. Peter is the tallest. Before I __________ this school, I ____________ to become a teacher. leave - decide had left - decided left - decided left - had decided ________ you __________ dinner before she arrived home? Had - cooked Did - cook Did - cooked Had - cook Cats are more intelligent than rabbits. Rabbit are more intelligent than cats. Rabbits aren't as intelligent as cats. Rabbits aren't as intelligent than cats. Cats are as intelligent as rabbits. I didn't have much money yesterday. I wish I ___________ much money yesterday. had had hadn't had had didn't have I went out in the rain and now I have a bad cold. I wish I ______ out. didn't go wouldn't go hadn't gone went I bought this dress for 10 dollars. I wish I ___________ it for 10 dollars. didn't buy had - bought bought hadn't bought Tom and John told me about the news. Now, they wish they __________ me about the news. had told didn't tell told hadn't told Her brother is ________ soccer player of his team. the better better than the best the best than I don't have John's number. I wish I ________ his number. had didn't have have had had