<span>D. the 12-page paper is due tommorow
tomorrow is misspelled </span>
"Had been cleaning" is in the past perfect progressive tense.
The past perfect progressive tense indicates a continuous action that was completed sometime in the past.
SUBJECT + HAD + BEEN + PRESENT PARTICIPLE
Hey there!
The correct answer to your question is option A.
This is because the prefix "con" means to be with or together.You may think that it would be "combine" but it wouldn't be that since it means to add. Based on what I know about prefixes, "con" means "with".
Hope this helps you.
Have a great day!
Answer: b
Explanation: got it right on ap3x
Answer:
Because of the expense, the level of dangerousness and because the cold war had already ended.
Explanation:
With the end of the cold war, the space race was no longer so important that there was no reason to maintain a dispute with Russia. In addition, space exploration was a very high investment for the government, which preferred to invest in things that are more popular and accessible to everyone, such as commercial travel. This economic issue, added to the danger that space explorations posed, meant that the government had no interest in supporting international travel.