Sweet potatoes ____ (be) rich in vitamin A.
are
Millie _____ (drink) a cup of apple juice every day.
drinks
Bread and eggs ____ (be) her favourite dish.
is
Grease and dirt ___ (cover) everything in the small workshop.
cover
The class ____ (consist) of thirty 11-year-olds.
consists
The class ____ (not know) the answer to the question.
don't know
Look! The cattle ____ (graze).
are grazing
The locks on this door ___ (be) easy to operate.
are
The first prize ___ (be) season tickets to the symphony.
is/was
Mathematics ____ (be) divided into branches.
is
Rickets ____ (be) common in some developing countries.
is
Romeo and Juliet ____ (be) written by William Shakespeare in 1605.
was
Ten years ____ (be) a long time to wait.
is
