Put the adverb in the correct position. ( Đặt trạng từ vào đúng vị trí) 1. We will travel to Mars by 2030. (certainly) 2. Humans won't drive cars in the 22nd century. (definitely) 3. My brother will become a famous singer. (possibly) 4. I won't pass the test. (probably)

Put the adverb in the correct position.

( Đặt trạng từ vào đúng vị trí)

1. We will travel to Mars by 2030. (certainly)

2. Humans won't drive cars in the 22nd century. (definitely)

3. My brother will become a famous singer. (possibly)

4. I won't pass the test. (probably)