keep
keep后面接现在分词和keep on后面接现在分词都作“持续地或反复地…”解。例如:The boy kept (on) trying.
注意:用on比不用on语气强些。keep或keep on后面的现在分词表示动作,如working,walking,talking,writing,smiling和losing,不可表示静止的状态,如standing,sitting,lying和sleeping。
keep
keep后面接现在分词和keep on后面接现在分词都作“持续地或反复地…”解。例如:The boy kept (on) trying.
注意:用on比不用on语气强些。keep或keep on后面的现在分词表示动作,如working,walking,talking,writing,smiling和losing,不可表示静止的状态,如standing,sitting,lying和sleeping。
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