(x+1)+(x+3)+(x+5)+.....+(x+99)=0

Các câu hỏi liên quan

Complete the following sentences with the words in brackets. 29. The rules of this club are very strict; if you (break) _______________ them, you are asked to leave. 30. He will never get promoted unless he (learn) _______________ to be more polite to customers. 31. If you really want me to, I (take) _______________ the dog to the vet. 32. Her father will be angry if she _______________ to this party. (go) 33. If he _______________ so hard, he will ruin his health. (work) 34. He _______________ English quicker if he goes to England. (learn) 35. Will her ticket still be valid if she _______________ the plane? (miss) 36. I will phone you if I _______________. (not / forget) 37. My parent _______________ me if I am in financial troubles. (not / help) 38. I will allow you to take my car if you _______________slowly. (drive) 39. She will come if she _______________busy. (not / be) 40. If we _______________in groups, we will finish it quicker. (work) 41. You _______________this problem if you read his paper. (solve) 42. They will not work properly unless you _______________them good wages. (pay) 43. What _______________if he does not send the money? (they / do) 44. Unless you are careful you _______________the job. (lose) 45. You will lose all your money if you _______________cards with them. (play) 46. If you _______________the radio like that you will damage it. (use) 47. He will produce the film if we _______________him money. (lend) 48. You _______________your fingers unless you use gloves. (burn) 49. If you _______________what I told you, you'll find the place easily. (remember) 50. He _______________if you continue turning the radio up so loud. (be angry)