`1.` Mr. Minh never goes to work late.

`-` DHNB: never (HTĐ) `->` S + V(s/es)

`2.` We don't have lessons on Saturdays.

`-` HTĐ (-): S + don't/doesn't + V 

`-` on + thứ

`3.` How many children does she have?

`-` Hỏi số lượng: How many + N đếm được số nhiều + do/does + S + V?

`4.` Hoa usually visits her grandparents at the weekend.

`-` at the weekend: vào cuối tuần

`-` visit sb: thăm ai đó

`-` HTĐ (+): S + V(s/es)

`5.` My sister is writing an email at the moment.

`-` DHNB: at the moment (HTTD) `->` S + is/am/are + V-ing

`-` at the moment: bây giờ = now = at present = right now = at this time

`6.` Nam isn't doing his homework now, but he is watching TV.

(Thừa từ 'listening')

`-` S + V, but S + V: nhưng

`7.` How often do you write email to your cousin?

(Thiếu 'to')

`-` How often: bao lâu (hỏi tần suất)

`-` HTĐ (?): Wh- + do/does + S + V?

`-` write sth to sb: viết cái gì cho ai

`8.` Hoang is always making noise in the class.

`-` HTTD (+): S + is/am/are + V-ing

`-` make noise: làm ồn

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