1.We'll have pizza for lunch. We'll not be hungry. => If........................................................................ I won't know her phone number. I won't be able to call her. => Unless............................................... 2.We enjoy playing football so much. => We are ....................................................... 3.The boy liked reading books so much. => The boy was.................................................... 4.She likes playing sport more than watching TV. => She prefers ............................................................. 5.Herding buffaloes is more difficult than loading the rice. => Loading the rice is not. 6.Life in a mountainous village is more boring than life in a big city. => Life in a big city is more ................................................. 7.No one is better than her in this class. => She is..................................................... 8.We '11 go to the beach unless it rains => If........................................................... 9.If you don't hurry up, you 'II be late => Unless..........................................

`Answer :`

`1.`

`-` If we have pizza for lunch, we won't be hungry.

`-` Unless I know her phone number, I won't be able to call her

`@` Kiến thức :

`->` Câu điều kiện có `2` vế.

`->` Vế “Nếu…” (Tình huống) và vế “thì…” (Kết quả).

`-` Cấu trúc If điều kiện loại `1 :` 

`->` If `+` S `+` V(s/es), S `+` will/can/shall `+` V(nguyên mẫu)

`->` Unless `=` If not

`-` Cấu trúc unless điều kiện loại `1` :

`->` Unless `+` S `+` V-inf, S `+` will/can/shall `+` V-inf

`2.` We are interested in playing football very much

`->` Tobe interested in `=` enjoy: thích cái gì...

`3.` The boy was very keen on reading books.

`->` like `=` keen on : thích cái gì...

`4.` She prefers playing sports to watching TV.

`->` prefer sth to sth : thích thứ gì hơn..

`5.` Loading the rice is not as difficult as herding buffaloes.

`-` Cấu trúc so sánh bằng với tính từ/trạng từ :

`->` S `+` V `+` as `+` Adj/ adv `+` as

`6.` Life in a big city is more exciting than life in a mountainous village.

`-` Cấu trúc o sánh hơn với tính từ/trạng từ ngắn:

`->` S `+` V `+` more `+` Adj/Adv `+` than

`7.` She is the best student in her class.

`->` So sánh hơn nhất với tính từ ; trường hợp đặc biệt : good `-` better `-` best (tốt)

`-` Cấu trúc so sánh nhất với tính từ/trạng từ ngắn :

`->` S `+` V `+` the `+` Adj/Adv `+` -est

`8.` If it doesn't rain, we'll go to the beach.

`9.` Unless you hurry up, you'll be late.

`->` Cấu trúc tương tự như câu `1`