1 bought vì có last week

2 gave - was vì có yesterday

3 has taught - graduated vì có since

4 Have - heard - is - must have read

5 got - was - got

6 earned - has already spent

7 did not do

8 Did you live

9 haven't planned vì có yet

10 wrote

11 has seen vì có for a long time

12 taught vì có last year

13 worn

14 did you do vì có last

15 is looking

16 has learnt vì có for 3 years

17 have you known - have known vì có for

18 Has she fed vì có yet

19 watched vì có yesterday

1 : bought ( qkđ - last week )

2 : gave - was ( QKĐ - When - QKTD ) 

3 : tought - graduated ( qkđ - in 1989)

5 : get ( last night - qkđ ) - was - went 

6 : earnt ( last week - qkđ )