Present Continuous Tense (is/am/are + V.ing)

The workers __________ (pour) concrete on the foundation.

The engineer __________ (check) the structural plans.

We __________ (install) steel reinforcement bars.

The team __________ (measure) the site boundary.

The supervisor __________ (not/use) the theodolite correctly.

They __________ (lay) bricks on the wall.

The students __________ (observe) the construction process.

I __________ (draw) the site layout on AutoCAD.

The foreman __________ (talk) to the subcontractor.

They __________ (build) a retaining wall near the slope.