อยากได้แบบฝึกหัดฟรีนับพัน (ไม่มีสิ่งรบกวนเลย)? Here’s how
Grammar
ได้รับความนิยมมากที่สุด
Newest
Oldest
A-Z
Z-A
English as a Second Language (ESL)
fill in with can can't could couldn't
COMPLETE SENTENCES
Grammar CAN COULD HAVE TO HAD TO
Grammatical Rule
Grammar Grammar
Practise students on how to use could and couldn't for the past actions.