Scientists have ________ a lot of research into renewable energy sources.
Giải bởi Vietjack
Kiến thức: Từ vựng
Giải thích:
A. do – went – done: làm, thực hiện
B. solve – solved – solved: tìm ra, giải quyết
C. carry – carried – carried: mang, vác, đem theo
D. make – made – made: chế tạo, sản xuất
=> do research: thực hiện nghiên cứu
Tạm dịch: Các nhà khoa học đã thực hiện rất nhiều nghiên cứu về các nguồn năng lượng tái tạo.
Chọn A
She wanted to know what had he done before working for her company.
She used to ________ in him whenever she had a problem. (confident)
They have established a mutually ________ and caring relationship. (support)
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer for each of the following sentences.
She wanted to know _______.
He is not really friendly and makes no attempt to be ________. (social)
Since the computer ________ it has made considerable changes to our daily life. (invent)
Do you think the generation ________ between parents and teenagers is getting wider?
This is the most interesting book that I have ever read.
=> I have not ____________________________________________________________Put the verbs in the brackets into the correct tense / form.
Only after the teacher ________ the procedure clearly were the students allowed to go ahead with the experiment. (explain)
Rewrite each of the following sentences so that it has the similar meaning to the given one.
He began to work as a pilot when he left university.
=> He has _______________________________________________________________Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions
Laura practised playing the instrument a lot. She could hardly improve her performance.
Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.
- Alfonso: “I had a really good time. Thanks for the lovely evening.” - Maria: “_________”
