Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.
Ever since it was first possible to make a real robot, people have been hoping for the invention of a machine that would do all the necessary jobs around the house. If boring and repetitive factory work could be (1)______ by robots, why not boring and repetitive household chores too? For a long time, the only people who really gave the problem their attention were amateur inventors. And they came up against a major difficulty. That is, housework is (2)______ very complex. It has never been one job, it has always been many. A factory robot carries out one task endlessly until it is reprogrammed to do something else. It doesn't run the whole factory. A housework robot, on the other hand, has to (3)______ different types of cleaning and carrying jobs and also has to cope with all the different shapes and positions of rooms, furniture, ornaments, cats and dogs. (4)______ , there have been some developments recently. Sensors are available to help the robot locate objects and avoid obstacles. We have the technology to produce the hardware. All that is missing is the software - the programs (5)______ will operate the machine.
All that is missing is the software - the programs (5)______ will operate the machine.
Trả lời bởi giáo viên
A. who: thay thế cho danh từ chỉ người
B. when: thay thế cho trạng ngữ chỉ thời gian
C. that: thay thế cho danh từ chỉ người hoặc vật
D. where: thay thế cho trạng ngữ chỉ nơi chốn
Ở đây ta cần một đại từ quan hệ thay thế cho danh từ chỉ vật programs đã xác định nên ta dùng that.
=> All that is missing is the software - the programs (5) that will operate the machine.
Tạm dịch: Tất cả những gì còn thiếu là phần mềm - các chương trình (5) sẽ vận hành máy.