1. Mr Green always (go)____goes______to work by bus.

2. It (not rain)___doesn't rain_______in the dry season.

3. They (have)___are having______lunch in the cafeteria now.(DHNB:now)

4. My little sister (drink)__drinks_______milk every day.

5. The doctor sometimes (return)____returns____home late.

6. He (write)___is writing_____a long novel at present.(DHNB:at present)

7. Look! The bus (come)____is coming_____.(DHNB:Look!)

8. The earth (move)____moves_____around the sun.

9. Something (smell)____smells_____good in the kitchen now.(DHNB:now)

10. They often (thank)____thank____me for what I do for them.

`-`Thì HTĐ:

 KĐ : S + V(s,es)+O

        S+is/am/are+adj/N

PĐ :S + don't / doesn't + V-inf+O

         S+is/am/are+not+adj/N

NV : ( Wh-question ) Do / does + S + V-inf +O?

                                Is/am/are+S+adj/N

  I , you ,we , they :dùng   don't và V-inf

 He , she , it  dùng doesn't và V-s,es

`-` Thì HTTD:

KĐ:S + am/are/is +Ving

PĐ:S + am/are/is + not + Ving

NV:(Wh-)Am/ Is/ Are + S + Ving?