With the _______ (1) development of technology, people's lives have changed dramatically. The _______ (2) of the internet has made communication more convenient and efficient. People can now access information from anywhere in the world _______ (3) the click of a button. However, this rapid change has also brought some challenges. One of the most significant challenges is the issue of cyber security. With the increasing use of the internet, there have been more and more cases of cyber attacks and data breaches. Therefore, it is _______ (4) for individuals and companies to take necessary measures to protect their data and systems.
選項：
A. worldwide
B. rapid
C. crucial
D. introduction
答案解析：
1.(B) rapid：此處需要填入一個形容詞來修飾“development of technology”，從所給選項中，“rapid”意為“快速的”，符合文意，表示“隨著技術(shù)的快速發(fā)展”。
2.(D) introduction：此處需要一個名詞作為主語，且能與“of the internet”構(gòu)成合理的搭配。從選項中，“introduction”意為“引入、介紹”，與“of the internet”搭配，表示“互聯(lián)網(wǎng)的引入”。
3.(A) worldwide：此處需要一個副詞來修飾“access information”，表示信息的獲取范圍。從選項中，“worldwide”意為“全世界的”，符合文意，表示“人們現(xiàn)在可以通過點擊按鈕就能獲取全世界的信息”。
4.(C) crucial：此處需要一個形容詞來修飾“for individuals and companies to take necessary measures”，表示采取措施的重要性。從選項中，“crucial”意為“關(guān)鍵的、重要的”，符合文意，表示“因此，對于個人和公司來說，采取必要的措施來保護(hù)他們的數(shù)據(jù)和系統(tǒng)是非常重要的”。
