1) Many astronauts ___ on the moon since the beginning of the space program. a) have landed b) landed 2) Tourists _____ on the moon yet. a) have not landed b) didn't land 3) Space travel _____ since 1961. a) existed b) has existed 4) _____ to the moon? a) Were you b) Have you been 5) When _____ the first astronauts _____ on the moon? a) did, land b) have, landed 6) Apollo 11 _____ in 1969. a) has landed b) landed

AESOP, NS 3, Present Perfect vs. Simple Past

Leaderboard

Visual style

Options

Switch template

Continue editing: ?