Question

This time they _________ (put up) about a hundred stalls​

Answer 1

Answer:

put up.

Explanation:

i hope this is the answer

Answer 2

Fill in the blank

Explanation:

This time they has put up about a hundred stalls​.

In this we have used Present Perfect tense.

Some other examples of the sentences conversion are:

(a) The bag was so heavy that it could not be carried (use too)

The bag was too heavy to be carried.

(b) The robber saw the police. He took to his heels at once. (Rewrite using "Hardly. when').

Hardly had the robber seen the police, when he took to his heels at once.  

(c) Old fools surpass all other fools in folly. (Express the meaning in a negative form)

There's no fool like an old fool in folly.

(d) If only I were young again! (Transform this sentence into assertion)

I wish I would be young again.

(e) He rejected all our proposals (Replace the underlined word by verb)

He has rejected all our proposals.

(f) His mistake was evident, but his sincerity was also obvious. (Rewrite the sentence replacing  underlined word by adverb of similar meaning)​

Evidently he has made a mistake but obviously, he is a sincere person.