Вставьте подходящий глагол в ing -овой форме ride, take, stand, make, swim, run, read, sit, play the teacher text now. look: he is his bike. the ducks are we are the classroom. look: polly is my pen. the pupils kate is cake now are you school now ?

he will be ableto speakfrenchfree, when he returnsfrom paris.

can itake yourhand? -yesof course!

do you know howto skate?

whenhe was young,hecould walk20 kilometers a day.

no one couldhelp me.

you can dothe jobtomorrow?

iknow how to swimwhen i was 5years old.

you couldtranslate this text?

this bookcan be purchased atany store.

we cangoto the mountainsnext year.

1. you should  try to find out as many facts as possible about this expedition to the antarctic. 2. the team of experts is to analyze the present situation connected with our city's ecological problems. 3. the young engineer was allowed to apply the mobile equipment in his field experiments. 4. this production process had to be further improved by new technical means. 

1. вы должны попытаться узнать так много фактов насколько возможно об этой экспедиции в антарктику. 2. команда экспертов должна проанализировать текущую ситуацию, связанную с экологическими проблемами нашего города. 3. молодому инженеру разрешили применить мобильное оборудование в его полевых экспериментах. 4. этот производственный процесс должен был быть далее улучшен новыми техническими средствами. 

вроде правильно, но не уверена, а перевод