41. She suggested I should book a package holiday in advance.

42. If she had shrimp, she could make shrimp vegetables salad.

43. Despite being intelligent, he does not do well at school.

44. I wish our teacher was not here at the moment.

45. It is such a heavy suitcase that I can not carry it.

46. Although it was snowing, I did not feel cold.

47. She is the woman about whom I talked to you last night.

48. I think my English is not good enough to join our English-Speaking Club.

49. The car was too expensive for him to buy. 

50. We are studying hard in order to enter a good high school.

41. She suggested i should book a package holiday in advance

42. If she had shrimp, she would make shrimp vegetables salad.

43. Despite being intelligent, he doesn't do well at school

 -Vì cùng chủ ngữ "he" nên ta chia vế đầu là V-ing

44. I wish our teacher was here at the moment

 - Cấu trúc WISH lùi thì

45. It is such a heavy suitcase that i can't carry it

 - It's such + adj+ noun+ that + S +V

46. Although it was snowing, i didn't feel cold

47. She is the woman about whom i talked to you last night

48. I don't think my English is good enough to join our English-speaking club.

49. The car was too expensive for him to afford it.

50, We are studying very hard in order to enter a good high school

Học tốt!!!