第一个句子应该是
She never uses a preposition to end a sentence with.
注意三人称单数,动词变化
第二个句子应该是
Ask my son what field he will have a big success in.
第一个句子应该是
She never uses a preposition to end a sentence with.
注意三人称单数,动词变化
第二个句子应该是
Ask my son what field he will have a big success in.