关于因不可抗力无法履约的责任承担的说法中，正确的有( )。 A．因不可抗力不能履行

阅读下面短文，根据每个空格中所给的首字母填入适当的词，使短文意思完整。

     In the 1760s, a scientist in England invented a way to put steam engines and wheels (1) t_______. Soon,

people had a new type of (2) t_______, the steam locomotive. An English (3) e_______ drove the first steam

locomotive on a road, but it exploded. In 1804, a locomotive (4) c_______ about seventy passengers a short

(5) d_______ on some iron rails. It was the first railway. In the 1830s, countries all over the world started to

build railways. (6) A_______ fifty years, railways covered most countries. Many train stations were built to

make it (7) e_______ for passengers to get on and off the trains. Early trains had a top (8) s_______ of 50

kilometers per hour. (9) T_______ trains are much faster. They (10) t_______ at about 240 kilometers an hour.

The fastest trains can go 380 kilometers an hour.

就给定材料所反映的主要问题，用1200字左右的篇幅，自拟标题进行论述。要求中心明确，内容充实，论述深刻，有说服力。

某中外合资经营企业的投资总额为410万美元，在其注册资本中，中方认缴的出资额为105万美元。根据外商投资企业法律制度的规定，外方认缴的出资额至少为( )万美元。

A．50

B．100

C．110

D．105

不属于厌氧菌的是（）。

A.梭菌属

B.类杆菌属

C.肠杆菌属

D.消化球菌属

E.韦荣球菌属

下列树种中能在贫瘠土壤上正常生长的是（）。

A．毛竹

B．油松

C．泡桐

D．杉木