Choose the best answer for each of the sentence
If the machine _______, press this button.
A. stop
B. stops
C. would stop
D. stoped
Đáp án đúng là: B
Câu điều kiện loại 1, mệnh đề chính ở dạng mệnh lệnh thức.
Dịch: Nếu cái máy đó ngừng hoạt động, bấm nút này.
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Choose the best answer for each of the sentence
I’m not very ___________ at Math. I love English instead.
Choose the best answer for each of the sentence
My sister was eating/ ate hamburgers every weekend last month.
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While we were running/ ran in the park, Mary fell over.
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They were watching/ watched football on TV at 7 p.m. yesterday.
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What were you doing/ did you do when I called?
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Who was she dancing/ did she dance with at the party last night?
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When my father was young, he _____ work in the garden for long hours.
Choose the best answer for each of the sentence
Alice saw/ was seeing the accident when she was catching the bus.
Choose the best answer for each of the sentence
It rained/ was raining heavily last July.
Choose the best answer for each of the sentence
We read the description before __________ the steamer online.
Choose the best answer for each of the sentence
I didn’t visit/ weren’t visiting my friends last summer holiday.
Choose the best answer for each of the sentence
The repairman told me to keep the electrical socket _________ children’s reach.
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While people were talking to each other, he read/ was reading his book.
Choose the best answer for each of the sentence
He couldn’t have committed the crime _________ he was with me that day.
Choose the best answer for each of the sentence
If you _____ up all the orange juice that was in that carton, you ought to go out and get some more.