December sales。were__________low，and sales staff are encouraged to su-考呗网题库移动版

单选题 December sales。were__________low，and sales staff are encouraged to submit suggestions on how to address the problem．

A．Disappointing
B．disappoint
C．disappointed
D．disappointingly

参考答案D

解析: 空格后面是形容词，需要填入副词，因此只有D项符合。句意为“12月份的销售额低得令人失望．销售人员被鼓动就如何解决问题提交建议”。

单选题 Ms．Chen thought that her idea for a new washing machine could be a profitable__________．

A．Invents
B．invent
C．inventor
D．invention

单选题 ’rhe audience，hostile at first，were greatly__________by her excellent performance．

A．Annoyed
B．encouraged
C．impressed
D．depressed

单选题 Many birds and insects can build__________nests to provide shelter for their young．

A．Glories
B．elaborate
C．splendid
D．advanced