The phrase "activities ceased" is correct and usable in written English.
It can be used to indicate that certain actions or operations have stopped or come to an end.
Example: "Due to unforeseen circumstances, all activities ceased until further notice."
Alternatives: "operations halted" or "tasks stopped".
This orchestra, which gave its first concerts in 1910, has endured periods of financial crisis when activities ceased, most recently in the mid-1990s.
Four of the members of the Provisional Government's first cabinet were Kadets, but the Bolsheviks, seizing power, declared the Kadet organization illegal late in 1917, and the party's activities ceased within Russia.
However in FC + CM pile, earthworms' activities ceased after 135 days.
After about 1300, Arabic-Latin tractivitiesaceasedies cealmostlmost entirely, to resume again after 1480.
The rats were placed individually in an acrylic cage with a mesh floor and allowed to acclimatize until cage exploration and major grooming activities ceased.
Prima facie, this implausibly implies that female and male bodies do not have independent existence and that if gendering activities ceased, so would physical bodies.
President Bush expressed support for Mr. Blair, saying in a statement that the militias must "end their violent activities, cease all preparations for them, and recognize the political process as the only valid vehicle for change".
The painting season runs from mid-April to mid-November, but many hours are lost because all activities cease whenever the wind is over 30 m.p.h.; when it rains, or when it's too hot.
"We got our local school board to pass a resolution denouncing the detention and asking they not be deported and that these activities cease in the community".
At the end of the day, however, when the distracting activities cease, we still have to go back to our own consciousness.
Increasing antioxidative enzymatic activities cease electron losses from the lipids in cell membranes, which decreases lipid peroxidation and cell damage.
