Fill in the blank with "however," "otherwise," "therefore," "and," "or","so","but," "because". 9. He needs to finish his homework; ..................., he won't be able to watch TV 10. The restaurant was busy; ......... we decided to go to a different one. 11.I want to go to the beach; ............., it's raining 12.She wants to go on vacation to Hawaii, .......... she may choose to go to Mexico instead. 13.He didn't like the movie, ......... he left early. 14.He's not feeling well; .........., he will have a day off. 15. She likes to read books, ............. she also likes to write her own stories

`answer`: 

`9`. He needs to finish his homework, otherwise, he won't be able to watch TV.

`to` theo sau otherwise sẽ là điều kiện không có thực và được lùi một thì.

`10` The restaurant was busy, therefore, we decided to go to a different one.

`to` THEREFORE thường đứng ở giữa câu và nằm giữa 2 dấu phẩy. 

`11`. I want to go to the beach; however, it is raning.

`to` S + V, however

`12`. She wants to go on vaction to Hawaii, or she may choose to go to Mexico instead.

`to` Or `=` nếu không thì, đứng sau một mệnh đề & lý giải cho mệnh đề đó Trong cấu trúc này, mệnh đề được đưa ra thường chắc chắn là đúng.

`13`. He didn't like the movie, therefore, he left early.

`to` THEREFORE thường đứng ở giữa câu và nằm giữa 2 dấu phẩy. 

`14` He's not feeling well; therefore, he will have a day off.

`to` THEREFORE thường đứng ở giữa câu và nằm giữa 2 dấu phẩy. 

`15` She likes to read books, and she also likes to write her own stories.