41 She is interested in speaking English at school .

- enjoy = like = love = be interested in = be fond of = be keen on + V_ing : Thích làm gì 

42 Using English with native speakers is fun .

- It's + adj + to V + O ... : Thật là như thế nào khi làm gì .

- V_ing + O ... + is + adj : Việc nào đó thì như thế nào .

43 I spent three hours visiting King Garden Resort and Villas .

- S + spend(chia) + thời gian số + V_ing + O : Ai đó dành bao lâu để làm gì .

44 English is not as difficult as French .

- S1 + V(chia)  + as adj/adv as + S2 : Cái gì thì ngang bằng cái gì .

45 Jenny and I went for sightseeing around Ha Noi by a double - decker bus last Sunday .

- Go for sightseeing : đi ngắm cảnh (V)

- double - decker bus : xe buýt hai tầng (N)