21.We go to shool in order (to prepare-prepared-preparing-prepare) our future.
22.He refused (go-to go-going-goes) to the dentist.
23.We suggest (go-going-to go-went) on a picnic.
Chúc bạn học tốt!
21.We go to shool in order (to prepare-prepared-preparing-prepare) our future.
22.He refused (go-to go-going-goes) to the dentist.
23.We suggest (go-going-to go-went on a picnic.
