Grammar A. Read the
exar
dna
have to / can't
You have to be at the airport one hour before departure.
You can't smoke on the plane.
We use have to to express obligation and can't to express prohibition.
B. Read the situations 1-4 and write what the people have to or can't do
Use the verbs in the box
become
exchange
take
go
1. Tom's flight leaves from gate 14 and boarding begins in ten minutes.
2. Karen wants to take a bottle of water in her carry-on.
3. Marie and Andrew are traveling to Brazil next week, but they don't have any local money.
4. Carmen wants to become a flight attendant, but she doesn't speak English,

Click to read the passage from "lifeboat ethics," by garrett hardin. then answer the question. what is the author's purpose for including the following example in his argument against rich nations poor nations? a. he wants to explain why more nations need to invest in "miracle" crops. b. he wants to disprove the idea that poor nations will eventually be able to support themselves. c. he wants to prove that the green revolution is the best use of people's money. d. he wants to show a solution to poverty that he believes can actually work.

1. according to mla citation style rules, when citing a book by more than one author, the authors' names should a. be listed alphabetically by first name. b. be listed alphabetically by last name. c. be listed in the order in which they appear on the title page. d. follow the title of the book. 2.which of the following items is not necessary to include in summary notes? a. all the information that is relevant to your topic and purpose b. complete publication information c. the time and date you read the source material d. specific examples 3. which of the following is not an objective of synthesizing sources? a. reviewing key ideas on a topic b. combining opinions and general statements c. exploring different points of view d. understanding the topic in depth 4.when punctuating quotations, commas and are placed inside the quotation marks. a. semicolons b. periods c. colons d. page numbers in parentheses 5. in academic writing, why would you prefer to rely on information from scholarly journals rather than magazines? a. authors in scholarly journals are generally specialists in their field. b. magazines use every-day experiences and discuss popular topics. c. scholarly journals never include visuals. d. scholarly journals are more difficult to find, and therefore more valuable. 6.when punctuating direct quotations, use a after the verb that introduces the quotation. a. comma b. dash c. colon d. seimicolon

Which three events took place when lincoln lived at knob creek farm?