Question

Put the following sentence into the singular form:
“There have been several armed attacks on tourists”
a) There has been an armed attack on tourists.
b) There have been an armed attack on tourists.
c) There has been an armed attack on a tourist.
d) There has been armed attacks on a tourist

Answer 1

C) there has been an armed attack on a tourist.

Explicação: a frase inteira está no singular