$\text{Structure: Past Continuous}$

$\text{(+) S + was were + V-ing + ...}$

$\text{(-) S + was/were not + V-ing + ...}$

$\text{(?) Was/Were + S + V-ing + ...?}$

$\text{*Structure: Past Simple}$

$\text{(+) S + Ved/V2 + ... }$

$\text{(-) S + didn't + V-bare + ...}$

$\text{(?) Did + S + V-bare + ...?}$

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`1.` were cycling `-` started (qktd - qkđ)

`2.` broke `-` was playing (qkđ - qktd)

`3.` came `-` was surfing (qkđ - qktd)

`4.` went off `-` was baking (qkđ - qktd )

`5.` caught `-` was failling (qkđ - qktd)

`6.` was playing `-` began (qktd - qkđ)

`7.` was reading `-` turned on (qktd - qkđ)

`8.` were walking `-` saw (qktd - qkđ)

`9.` were studying `-` hears (qktd - qkđ)

`10.` were doing `-` sat (qktd - qkđ)

`11.` were dancing `-` fainted (qktd - qkđ)

`12.` was failling `-`  broke (qktd - qkđ)

`13.` was being `-` heard (qktd - qkđ)

`14.` was crying `-` saw (qktd - qkđ)

`15.` sat `-` were playing (qkđ - qktd)

`16.` Did you swim (qkđ)

`17.` was lying `-` started (qktd - qkđ)

$chucbanhoctot$
$#thaonguyeneakar$