The word “reaches” in paragraph 3 could best replaced by A. holds on to B. takes charge of C. arrives at D. extends out to
Giải thích
C
Từ “reaches” ở đoạn 3 có thể đư thay thế bởi
A. giữ cho/ giữ lấy
B. chịu trách nhiệm về
C. đạt đến
D. trải rộng ra đến
Dẫn chứng: without studied recognition of what they are doing, these caretakers will speak in one way to a one-year-ago and in a progressively more complex way as the child reaches the age of two or three.
=>reaches = arrives at
=>Chọn C