dubious

"He hesitated whether to accept the offer or not; men often hesitate in forming a judgment."

"Flowers wavered in the breeze."

"My suspicion that my neighbor was having a party last night was confirmed when I heard loud music. "

"The students cooperated to complete the group project on time. "

"She cried out in disbelief on hearing that terrorists had crashed an airplane into the World Trade Center in New York City."

"The new building proposals in the village are arousing unneeded discomfort."

"The uncertain about the project's success kept everyone on edge. "

"It is questionable if the universe is open or closed."

"That salesman was able to persuade me into buying this bottle of lotion."

"He had to incline his body against the gusts to avoid being blown down in the storm."

"My teacher made a statement about the importance of studying hard. "

""After listening to both sides of the argument, the judge undecided his previous ruling and called for a new trial." "