Answer:
Since the middle of the 20th century, scientists <u>have found</u> cures for many diseases. However, so far no one <u>has discovered</u>
Explanation:
those are the perfect tenses for (find) and (discover)
Answer:
~ Sunsets are proof that no matter what happens, every day can end beautifully ~
Explanation:
Answer:
He became the first African-american judge
Explanation:
<span> A pencil sings a song about not having any work to do, paper to write on,
</span><span>or enough lead to make his mark in the world.
</span>
Answer:
this phrase is a gerund phrase
