I. THEORY

A. VOCABULARIES

WordPhoneticsPart of SpeechMeaning
sensor/ˈsensə(r)/nouncảm biến
battery/ˈbætəri/nounpin
arm/ɑːm/nouncánh tay (robot)
wheel/wiːl/nounbánh xe
recognize faces/ˈrekəɡnaɪz feɪsɪz/verb phrasenhận diện khuôn mặt
lift heavy things/lɪft ˈhevi θɪŋz/verb phrasenâng vật nặng
clean floors/kliːn flɔːz/verb phraselau sàn nhà

B. GRAMMARS

1. Modal Verbs “Can/Could”

  • Structure:
    • S + can/could + V
  • Usage:
    • Can: khả năng hiện tại
    • Could: khả năng trong quá khứ hoặc lịch sự
  • Examples:
    • Robots can speak 20 languages.
    • In the past, they could only move forward.

2. Passive Voice (Present Simple)

  • Structure:
    • S + is/am/are + V3/ed
  • Examples:
    • The floor is cleaned by the robot.

II. EXERCISE & KEYS

Exercise 1: Complete the sentences.

  1. Robots ______ (can/could) recognize faces.
  2. The car ______ (wash) by the robot.

Keys:

  • can
  • is washed

Exercise 2: Fill in the blanks.

  1. The battery is ______ by the robot.
  2. This robot can ______ heavy things

Keys:

  • charged
  • lift

Exercise 3: Translate into English.

  1. Robot của tôi có thể lau sàn nhà.
  2. Bánh xe được lắp vào robot.

Keys:

  • My robot can clean floors.
  • The wheels are fitted to the robot.

Exercise 4: Choose the correct form.

  1. (can / could) your robot clean windows?
  2. The room (is / are) cleaned every morning

Keys:

  • Can
  • is

Exercise 5: Write sentences based on cues.

  1. (The floor / clean / by the robot)
  2. (The robot / recognize / faces)

Keys:

The floor is cleaned by the robot.

The robot can recognize faces.