英语动词填空题,要变化时态

英语动词填空题,要变化时态
1.can you tell me something about the film?Sorry,I ______-(know)nothing about it because I ________(not see) it yet.
2.they ________(work)on it for five years by now.They ______(finish)the road by 2010.
3.please _______(not go).It ________(blow)strongly outside.
4.Snow fell on the mountain.It snowed and snowed.The snow did not melt.It ______(become)deep and heavy.The snow on the bottom pressed together.It became ice.The ice was very wide and thick.It began _____(move) down the mountain.It was a glacier.A million years ago,there ______(be) many big glaciers.Many parts of the world _______(cover) by the glaciers.The glacier changed the land