1, was thinking

2, lost ( DHNB thì QKĐ: yesterday)

3, am shopping ( DHNB thì HTTD: now)

4, got ( DHNB thì QKĐ: last week)

5, Did she get? 

6, am going ( DHNB thì HTTD: right now)

7, Are you shopping?

8, want 

9, are having ( DHNB thì HTTD: at the moment)

10, are

11, bump

Công thức thì HTĐ: (+) : S + is/am/are // V (es/s/nt) ...

(-): S + is/am/are + not ...//do/does + not + Vnt...

(?): ( Wh) + is/am/are//do/does + S ...?

thì HTTD: S + is/am/are + Ving ...

thì QKĐ:

(+) : S + was/were // V (ed/ c2)

(-): S + was/were + not ...//did + not + Vnt...

(?): ( Wh) + was/were//did + S ...?

thì QKTD: S + was/were + Ving