Chia động từ:
1…..you…(be)free next Sunday morning,Mai?
-No.I….(visit)our grandmother.
2.By the time the bus (come)….. this morning,Duong(wait)…… for half an hour.
3.He (work)….. as a research and development chemist 10 years,then he retired.
4.She couldn’t get access to the Internet because she (not pay)
…… the bill.
Chia động từ: 1-.you…(be)free next Sunday morning,Mai? -No.I-(visit)our grandmother. 2.By the time the bus (come)-. this morning,Duong(wait
By Ximena
=>
1. Will you be – am visiting
2. came – had waited
3. has worked
4. hadn’t paid
$#NOCOPY$
1. Will you be/ am visiting.
2. Came/ Had waited.
3. Has worked.
4. Hadn’t paid.
`#Study well`