广东省东莞市光明中学2020-2021学年高三下学期期初考试英语试题（pdf可编辑版）

第 1 页 共 8 页 2021 届高三年级第二学期期初考试 英语科试卷 本试卷满分 120 分，考试时间 120 分钟 第一部分 阅读（共两节, 满分 50 分） 第一节（共 15 小题；每小题 2.5 分, 满分 37.5 分） 阅读下列短文, 从每题所给的 A、B、C、D 四个选项中选出最佳选项。 A There are many options for free video conferencing (会议) apps. Here’s our short list of the best ones, where they shine and where they fall short. Google Hangouts The free video chat app from Google is a great example of a consumer-grade app. It integrates with Gmail and Google Calendar, making it easier for users to operate. Up to 10 participants can join the live conference with a plug-in application. And as it doesn’t support dual stream video and content, some users complain that the video is not clear or reliable. Skype The app, developed by Microsoft, gives 10 users access to a conference. It’s worth noting that Microsoft is integrated with Skype. A plug-in application is required. Advanced features are fascinating, but only available for paid subscription. Zoom The free video conferencing solution from Zoom provides a service for group video calls with over 100 participants. The Zoom Basic plan allows users to have 40-minute calls with a handful of features like screen sharing, local recording and camera filters. A plug-in application is necessary. All calls, which are limited to 40 minutes or less, are secured. Lifesize Lifesize has been in the video conferencing industry for long. By setting up a free account with Lifesize, you can quickly start a free video call with up to 25 participants. It is web-based and doesn’t require downloads or an application on your devices. Guests can join the live call right from the website by clicking on your personal meeting ID link. To use the additional features like 300-way calling, Microsoft integrations and 4K video conference room systems requires a paid subscription. 1. Which aspect of Google Hangouts is not satisfactory? A. User capacity. B. Video quality. C. User-friendliness. D. Technical support. 2. Which app offers a ten-minute conference service with 30 peop