$\text{1.}$ was snowing

$\text{2.}$ were wearing

$\text{3.}$ was skating

$\text{4.}$ were watching

$\text{5.}$ was taking

$\text{6.}$ was smiling

$\text{7.}$ were making

$\text{8.}$ were having

$\text{→}$ Thì QKTD: S + was/ were + (not) + V-ing

$\text{→}$ Was/ Were + S + V-ing?

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$\text{1.}$ Were you reading a book at 4 o'clock yesterday afternoon? - No, I wasn't.

$\text{→}$ Có tg xác định chia QKTD

$\text{2.}$ Did you do your homework yesterday afternoon? - Yes, I did.

$\text{→}$ yesterday afternoon chia QKD

$\text{3.}$ Were you sleeping at 10 o'clock last night? - No, I wasn't.

$\text{→}$ có tg xác định chia QKTD

$\text{4.}$ Did you have a picnic last Sunday? - No, I didn't.

$\text{→}$ last Sunday chia QKD

$\text{5.}$ Were you playing basketball at 10 o'clock last Saturday? - No, I wasn't.

$\text{→}$ có tg xác định chia QKTD

$\text{6.}$ Were you surfing the net all afternoon yesterday? - Yes, I was.

$\text{→}$ all the afternoon yesterday chia QKTD

$\text{7.}$ Did you have a date with your boy friend last week? - No, I didn't.

$\text{→}$ last week chia QKD

$\text{8.}$ Did you visit your relatives last week? - No, I didn't.

$\text{→}$ last week chia QKD

$\text{9.}$ Were you playing with your friends in football club at noon? - No, I wasn't.

$\text{→}$ at noon chia QKTD