Hướng dẫn giải Bài 1 5D. Grammar – Unit 5 – SBT Tiếng Anh 11 Friends Global (Chân trời sáng tạo). Tham khảo: must + Vo: chắc chắn / bắt buộc phải.
Câu hỏi/Đề bài:
must vs have to, modals in the past
(must, have to, động từ khiếm khuyết trong quá khứ)
I can use must, have to and past modals correctly.
1. Circle the correct modals to complete the sentences.
(Khoanh tròn các phương thức đúng để hoàn thành câu.)
1 All students must / have to / has to post their assignments on the online discussion forum today.
2 There’s still some pizza. We mustn’t / have to / don’t have to buy more
3 Juliet can’t have / may have / must have gone on holiday. She was at school yesterday!
4 I didn’t get your email. Do you think you can’t have / could have / must have sent it to my old email address?
5 Your smartwatch probably is dead again. You mustn’t / must / don’t have to let the batteries charge fully before using.
6 The school show is on YouTube. Our teacher can’t have / might have / must have uploaded it.
7 You are going 130 km in less than an hour. You mustn’t / can’t have to / must drive very fast!
8 Maxisn’t replying to my texts. He can’t have / might have / must have taken his phone with him.
Hướng dẫn:
– must + Vo: chắc chắn / bắt buộc phải
– have to + Vo: phải
– mustn’t + Vo: không được
– don’t have to + Vo: không cần
– động từ khiếm khuyết + have V3/ed: dự đoán một việc trong quá khứ.
Lời giải:
