Cover of the textbook Performer B1 Phases, Vol. 1

The key answer of exercise 1

The key to exercise solutions in chapter Workbook - Mother Earth for the textbook Performer B1 Phases, Vol. 1 with authors M. Spiazzi, M. Tavella, M. Layton, E. Fiordiliso from Zanichelli

Question

Revise the Grammar reference and complete the grammar maps.

Answer

ZERO CONDITIONAL

We use it when the result of a condition is certain or inevitable.

CONDITION if + present simple

RESULT present simple

Examples:

  • If you heat water to 100 °C, it boils.
  • OR Water boils when heated to 100 °C.

FIRST CONDITIONAL

We use it when the result of a condition is likely to happen in the future.

CONDITION if + present simple

RESULT will / won't + base form

Examples:

  • If it is sunny today, we will have a picnic in the park.
  • OR We will go for a walk if it is sunny today.