简述热介质锅炉对气体燃料的的处理要求。

用括号内所给单词的适当形式填空。

1. That pretty teddy bear is for ______ (he)

2. On ______ (child) Day, boys and girls usually have a great time.

3. Are these Maths books ______ (them)?

4. Lucy likes wearing yellow ______ (dress).

5. Mike often goes ______ (swim)in summer.

患者女，42岁。既往健康，近2个月出现巩膜、皮肤黄染，呈进行性加重，无腹痛，略消瘦，体检见：肝肋下可触及，右上腹扪及肿大之胆囊，无触痛，无发热。

该患者进行胰腺癌外照射时，下列可能属于放射治疗并发症的是（）

A.胰腺假性囊肿形成

B.胃窦部出血

C.横结肠出血

D.胆管梗阻

E.胰腺炎

F.腹泻

木地板以其不起灰、不返潮、易清洁、弹性和保温性好，常用于高级住宅、宾馆、体育馆、健身房、剧院舞台等建筑中。( )

易燃品、油脂和带油污的物品不得与（）同车运输。

A.气焊、气割用的气瓶

B.乙炔气瓶

C.氧气瓶

Since the energy crisis, these big cars have become a real liability. They cost too much to run.()

A. lack of reliability

B. substitute

C. costly means of transport

D. disadvantage