Question

1.Nasa says its robot rover Spirit …………………….. (discovered / has discovered / had discovered) a patch of ground that ……………………… (show / shows / had showed) evidence of a past environment that ……………………… (would be / would have been / had been) perfect for microbial life. The deposits were probably ……………………… (produced / produces / producing) when hot spring water or steam came into contact with volcanic rocks.

A) discovered/showed/would be/tends
B) had discovered/ shows/would have been/ produced
C) has discovered/ shows/would have been/ producing
D) has discovered/shows/would have been/produced​

Answer 1

Answer:

has discovered

shows

would be

produced

Answer 2

Answer:

you are very talented

hey you ,here is your answer....

1) has discovered 2)shows3) would be

4)produces

Explanation:

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