Page 344 - Grammar Explorer 2 - demo
P. 344

12.2  Ability: Be Able To

                                                 Statements
                     Subject   Be     (Not) Able To  Base Form
                               am
                     I
                               was
                     You       are    able to        attend       the performance.
                     We        were   not able to    understand   the presenter very well.
                     He        is
                     She       was


                      1. You can also use be (not) able to + a base   They’re able to read the Chinese text.
                        form of a verb to express ability.         I’m not able to hear the speaker.
                      2. Be able to has the same general meaning   We were able to watch the show recently.
                        as can, but it can be used in different past,   She isn’t going to be able to finish the class.
                        present, and future verb forms.            He’ll be able to stay until Friday.
                      3. Use will be able to for a future ability that will   ✓ We’ll be able to speak French after the course.
                        be new or learned; do not use can.         ✗ We can speak French after the course.
                        If the ability is true or possible now, use can   I can meet you after work.
                        or will be able to.                        I’ll be able to meet you after work.
                      4. Remember: To form Yes/No questions with   Is she able to talk now?
                        be, put the form of be before the subject.  Were you able to finish the project?
                        To form Wh- questions, put the Wh- word + a   What are you able to see?
                        form of be before the subject.             Why wasn’t she able to go?




                     6  Complete the sentences. Use the correct present, past, or future form of be able to or be not
                         able to.

                         1.   Art is not what you see; it is what you   are able to   make other people see.

                         2.   The artist hopes his new painting                   bring attention to the problem
                            of poverty.

                         3.   A:  What             songwriters                    do with a three-minute song?

                            B: They                       make people think and feel strong emotions.
                         4.   Beethoven                      hear, but he                     create beautiful music.

                         5.   Because of computers, artists of the future                         work in new ways.

                         6.   The lead actor is in the hospital, so he                       appear in tonight’s

                            performance.

                         7.   The director’s last movie                   influence people’s opinions about the horrors
                            of war.
                         8.   Nowadays, people                      see operas in movie theaters for a low price. Before,

                            many people                        experience them because they were so expensive.





        324   Modals: Part 1
                 Copyright 2015 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s).
               Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it.


   51106_GE2_U12_318-347_ptg01.indd   324                                                                        5/18/15   5:07 PM
   339   340   341   342   343   344   345   346   347   348   349