Раскрыть скобки 1.thoes children (to help) their mother. 2. denis (to work) at a new project this semester. 3. we (to know) each other since 1990. 4. the inspector (to keep) a watch on the house for last few days. 5. i ( to see) the sea long ago, in my childhood. 6 the builders ( to finish) the work by the end of the day.
Thoes children help ...
Denis was working...
We have already know...
The inspector has already keep...
I saw...
The builders will finish...