Resposta :
Resposta:
1.
a) Jennifer SENT me a postcard from Paris Iast January.
b) The children HAVE BROUGHTmany toys to the class
c) DID he TRAVEL these days?
d) We HAVE BEEN WAITING for you for an hour.
2.
a) She STUDY English since January.
b) My parents BE in the USA last year.
c) He WORK here for many years.
d) I DO my homework yesterday.