1、cook
Chefs at the St James Court restaurant have cooked for the Queen
Mother is cooking now
2、play
They played in the little garden
Polly was playing with her teddy bear
3、help
He has helped to raise a lot of money
He is helping us for money
4、collect
Two young girls were collecting firewood
Two young girls collected firewood
5、watch
He watched the barman prepare the beer he had ordered
He is watching TV now
部分例句参考自百度词典
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