I am not sure ............ food tablets might supply enough energy for astronauts or not.
A. what
B. why
C. how
D. if
Giải bởi qa.haylamdo.com
Ta nhận thấy ở cuối câu gián tiếp có cụm “or not” (có hay không) mang ý nghĩa nghi vấn nên câu trực tiếp phải là một câu hỏi nghi vấn Yes/ No
Cấu trúc: S+ asked + O + if / whether + S + V.
=>I am not sure if food tablets might supply enough energy for astronauts or not.
Tạm dịch: Tôi không chắc liệu viên nén thức ăn có thể cung cấp đủ năng lượng cho các phi hành gia hay không.
Đáp án cần chọn là: D
The teacher asked, "Who speaks English?"
=>The teacher wanted to know_________.
Put the following sentences into reported speech.
“Why aren’t you curious about what an alien looks like?”, Ly asked me.
Our teacher asked if we understood the lesson about planets in solar system that day.
“I went to see him yesterday”, she said.
=>She said she ______ to him the day before.
“If the weather is fine, I will go on a picnic with my friends,” she said.
“I don’t want to meet him again”, she said.
=>She said she _______ to meet him again
The teacher asked us what the essential conditions for human life ..................
"If I were you, I would kept silent”, he said to me.
=>He advised me __________.
