Have you ever wanted to do something (22) ______ ? Five years ago Bill Slade read about an organization calls Earthwatch. Earthwatch finds (23) ______ for expeditions to study and explore different parts of the world. 
Bill decided (24) _____ an expedition to study elephants in Africa. And he counted birds in the rain forests of South America. He planted (25) _____ in Europe and he studied whales in the Pacific Ocean. 
Bill said, ‘It was (26)______work, but we had a lot of fun, and I learned a lot, too. ’

(24)............

Câu hỏi liên quan

• Choose the correct answer to complete each of the following sentences.

  She doesn’t ………..………… well with the new manager.

• Choose the correct answer to complete each of the following sentences.

  Charles Darwin was the father of the ………..………… of evolution.

• Chọn một đáp án đúng để hoàn thành mỗi câu sau.

  I asked him if_______ far from his house to the cinema.

ZUNIA12

• Choose A, B, C or D to complete the sentence. According to the schedule, the train _______ at 7:30 a.m

• Error identification:

  We are looking forward to see you in April.

• Choose the best answer to complete the following sentences.

  ______ to the princess at midnight last night?

• Choose the words or phrases that are not correct in Standard English.

  She taught (A) her children (B)how to take care after (C) their (D) pets.

• Choose the letter A, B, C or D to complete the sentences:

  According to the schedule, the train _______ at 6 a.m.

• Choose the correct option for each gap to complete the sentences.

  Most of mỵ friends prefer detective stories________cartoon.

• I collect stamps as a______ .

   

• Choose the best answer: The company needs to reduce its _______ on just one particular product.

• Choose the correct answer to complete each of the following sentences.

  No one knows that he comes from ………..………… Netherlands.

• Hãy cho dạng đúng của động từ trong ngoặc để hoàn thành mỗi câu sau.

  Are we able (join)_________ the Y&Y Green group?

• Choose the best answer to complete the following sentences. 

  Italy __________ against France in tomorrow’s final.

• Em hãy cho đúng dạng của từ in hoa để hoàn thành mỗi câu sau.

  The work was still at____________ level.                           EXPERIMENT

• Choose the best answer:
  What is the main_______of visual pollution? – Because there are too many advertising billboards.

• Em hãy cho đúng dạng của từ in hoa để hoàn thành mỗi câu sau.

  I think gun toys are______________ gifts for children. SUIT

• Điền một giới từ thích hợp vào mỗi ô trống.

  The policeman asked me to phone________ an ambulance.

• Choose the letter (A, B, C, or D) as the best answer to complete the following sentences.

  I have no idea where she is.

• Hãy cho dạng đúng của động từ trong ngoặc để hoàn thành mỗi câu sau.

  Your eyes are red. (you, cry)_________ ?