单选题 The new teacher was ______ to the needs of all the children in her care. A. attentive C. earnest C. careful D. observant

【正确答案】 A

【答案解析】句意：新来的教师对所有她所照料的孩子的要求都十分留意。Be attentive to对…注意的，留心的。earnest认真的，坚决的。observant机警的，善于观察的。be careful a- bout小心，留神。