Question 1:

"Can children swim in this pool?"
"Yes. However, at no time___________ alone".

Question 2:

Only during the early twentieth century___________ in the United States.

Question 3:

"I don't like this tossed salad very well".
"Nor ___________"

Question 4:

Not only___________, but he also plays the piano and writes his own songs.

Question 5:

Nowhere___________ more prevalent than in warm, swampy places.

Question 6:

Only when the ground is kept moist___________ germinate.

Question 7:

Rarely___________ professional boxers remain active beyond the age thirty-five.

Question 8:

If I had seen him, I would have said hello.

Question 9:

He rarely enjoys parties.

Question 10:

She has never visited London.