Question

Viết các câu sau ở thể khẳng định (+), thể phủ định (-), thể nghi vấn (?) ở thì quá khứ đơn.

(+) My teacher started teaching here 6 years ago.

(-) ....

(?) ....

Answer 1

(+) My teacher started teaching here 6 years ago

(-)  My teacher didn't start teaching here 6 years ago.

(?) Did my teacher strart teaching here 6 years ago.

Answer 2

(-) My teacher didn't start teaching here 6 years ago.

(?) Did my teacher strart teaching here 6 years ago

Answer 3

(+) My teacher started teaching here 6 years ago

(-)  My teacher didn't start teaching here 6 years ago.

(?) Did my teacher strart teaching here 6 years ago.