Quelltext der Seite Modal verbs/can – could and should

Anstelle von can kann man auch die Ersatzform <span style="font-size:1.2em;background:lightyellow;">be able to</span> verwenden, wenn man die Fähigkeit ('''''ability''''') betonen möchte.

Anwendungsfälle 
* nach einem anderen Modalverb:

''He <span style="font-size:1.2em;background:lightyellow;">won’t be able to run</span> every day.''

''She <s style="font-size:1.2em;background:lightyellow; color:red;">won’t can</s> run.''

''He <span style="font-size:1.2em;background:lightyellow;">should be able to finish</span> the marathon.


*  in anderen Zeiten 
''He <span style="font-size:1.2em;background:lightyellow;">was able to finish</span> the marathon in a personal best.


* förmlicher
''I am very sorry but I <span style="font-size:1.2em;background:lightyellow;">am not able to help</span> you in the test.

== Interaktive Übungen ==
=== be able to ===
Move the words into the gaps.

<div class="lueckentext-quiz" lang="en">
Tom's alarm didn't ring but he ''was able to'' get to the bus stop in time. His friend Tim was already waiting for him. 

When they got on the bus they ''were able to'' get a seat.

Tim told him that he had saved his money. "Next week I ''will be able'' to buy the new album."
</div>

Put in the correct forms of '''be able to '''. 

<div class="lueckentext-quiz" lang="en">
One morning I got up but I ''wasn't able to move (not, move)'' my arm. So I called the doctor's office.

Luckily I ''was able to get (get) an appointment for the next day.

The doctor ''wasn't able to find (not, find)'' anything. 

"Next week you ''will be able to write (write)'' the test.
</div>