1.my sister(watch).........tv right now

2.the children(not swim)........at the moment

3.i(drive).........to work right now

4.she(write)......a letter to her friends at present

5.keep silent!the teacher(come)............

6.my friend is on holiday now and I(want)...........to talk to her

7.Lan usually(go)to school on foot but she(go)..........by car today

8.please be quiet!I(do)...........my homework

9.they.................(not/read)a book now

10. ...........................you.................(eat)chocolate now?No,.....

11..............john..............(sleep) at the moment?Yes,.............

12................Linda and mary...............(dance)?No,...........

13.I.............(not drink)wine;it's only coffee

14.my grandfather........(buy)some fruits at the supermarket

15.Hannah.............(not study) french in the library.she's at home with her classmates

Answer:

`1.` is watching

`2.` aren't swimming

`3.` am driving

`4.` is writing

`5.` is coming

`6.` want

`-` want to do sth: muốn làm gì đó

`7.` goes `-` is going

`8.` am doing

`9.` are not reading

`10.` Are you eating `-` I'm not

`11.` Is John sleeping `-` he isn't

`12.` Are Linda and Mary dancing `-` they aren't

`13.` am not drinking

`14.` is buying

`15.` is not studying

`----------`

`-` Hiện Tại Đơn: 

`(+)` S `+` V_inf / V_s/es `+` O

`(-)` S `+` don't / doesn't `+` V_inf `+` O

`(?)` Do `/` Doesn't `+` S `+` V_inf `+` O ?

`-` DHNB: `@` every... ( every day, every year,... )

`@` always, usually, often, rarely,...

`-` Hiện Tại Tiếp Diễn:

`(+)` S `+` tobe ( am/is/are ) `+` V_ing `+` O

`(-)` S `+` tobe ( am/is/are ) `+` not `+` V_ing `+` O

`(?)` Tobe ( Am/Is/Are ) `+` S `+` V_ing `+` O ?

`-` DHNB: `@` at the moment, now, right now, at present,...

`@` Look! / Hear! / Be quiet! / ...

`#hdugn`

$\color{#88DCFF}{\text{#Byen.}}$

`1` is watching

`2` aren't swimming

`3` am driving

`4` is writing

`5` is coming

`6` am wanting

`7` goes , is going

`8` am doing

`9` aren't reading

`10` Are you eating , I'm not

`11` Is John sleeping , he is

`12` Are Linda and Mary dancing , they are not

`13` am not drinking

`14` is buying

`15` isn't studying

`-` CT :

S + am/is/are + V-ing

S + am/is/are + not + V-ing

Am/Is/Are + S + V-ing? - Yes , S + am/is/are  

                                       - No , S + am/is/are + not 

Wh-questions + am/is/are + S + V-ing

DHNB : now , at present , at the moment , !