Câu 1: Lan (be).. at her lesson for six hours.

Câu 2: My mother (not/have) any fun a long time.

Câu 3: My friend (not/ play) football since last year.

Câu 4: He (not/have) a shower since Thursday.

Câu 5: Tan (not/visit) DaLat for five years.

What is the claim in an argumentative text? the facts and data that support a statement of opinion in the text the statement that takes a position on an issue or controversy the explanation of how the evidence in the text supports a reason the quotations from primary sources that are used to validate a fact

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)

Look at this photograph of a klondike gold rush camp. what would you find challenging about being in this type of environment? check all that apply. the extreme cold the steep climbs over the mountain the thick covering of snow the cramped living conditions the harsh winds