Review test.1)Ben_(come back) home two days ago.2) She _(win) a competition vany years.3) You__(walk) to shop this morning.4) His parents ever (go) to Africa.5)We _ (work) at the bakery last year.6) They _ (not see) their father since from childhood.7) He(live) overseas for six months.8) My kittens _(not eat) for several hours.9) Ann_ (write) the letter to Santa Clause yesterday.10) 1 _(not ride) never an elephant.​