Question

5. Complete the sentences using the positive and negative form of the presenterte perfect.

• Alexandra has worked (work) for IBM since 2002

• Jeff buy) a few books this week

• Sally - (not read) that book yet

• Peter (not play) baseball since 1987

•we (see) Tom sinceChristmas

• Shannon - (not/go) to lunch yet.​

Answer 1

Respuesta: Jeff has bought a few books this week.

Sally has not read that book yet.

Peter has not played baseball since 1987.

We have not seen Tom since Christmas.

Shannon has not gone to lunch yet.

Explicación:

Para formar el presente perfecto, se usa el verbo auxiliar “to have” en el presente y el participio pasado del verbo.