The famous singer made a promise to the public that he would ________ half of the year’s income to help the disabled.

The composer has been dead for many years, but the interest in his music________recently.[ ]

Paris, the capital of France, is one of the _________cities in Europe.

The woman biologist stayed in Africa studying wild animals for 13 years before she returned. —Oh,dear! She ________ a lot of difficulties![ ]

下列各句中，没有语病的一项是（）