Question

b. proofreading a paragraph for errors in subject - verb agreement
in the paragraphs below, draw a line through any verb or verb phrase that does not agree in number with its subject. write the correct form of the verb in the space above the incorrect word. if a sentence contains no agreement errors, write c above it.
ex. architect i. m. pei (1917 - 2019) has designed buildings with a sense of beauty that please museum - goers around the world.
1 a number of public buildings in the united states, france, and china has been designed by pei. 2 although pei was born in china in 1917, the united states were home to the architect since 1935. 3 his bold designs for museums in washington, dc and paris made pei famous. 4 in 1978, pei designed the east building of washington’s national gallery of art. 5 when visitors enter the gallery, they sees a large triangular space and a small number of paintings. 6 pei’s use of open space and light leave a lasting impression.
7 paris’s louvre museum celebrated its bicentennial in 1993 with the opening of a newly renovated wing. 8 one billion dollars were the price tag for the renovation, headed by pei. 9 two - thirds of the renovation were completed in time for the bicentennial celebration. 10 three courtyards was renovated in the richelieu wing. 11 enormous skylights was pei’s trademark, and pei installed them over each courtyard. 12 the 90 feet of space between the floors and paned ceilings bring light to the once dim halls. 13 the 22,000 square meters gained by the renovation are twice the old exhibition space. 14 these statistics suggest that the renovation was both practical and pleasing. 15 since the renovation, many a visitor have passed through pei’s glass pyramid, which serves as the museum’s entrance.

Explanation:

1. In [1], "A number of public buildings" is a plural - subject, so "has been" should be "have been".
2. In [2], "the United States" is a singular entity here, so "were" should be "has been".
3. In [5], "visitors" is plural, so "sees" should be "see".
4. In [8], "One billion dollars" is seen as a single amount, so "were" should be "was".
5. In [9], "Two - thirds of the renovation" refers to a part of a singular subject (renovation), so "were" should be "was".
6. In [10], "Three courtyards" is plural, so "was" should be "were".
7. In [11], "Enormous skylights" is plural, so "was" should be "were".
8. In [15], "many a visitor" is singular, so "have" should be "has".

Answer:

[1] A number of public buildings in the United States, France, and China have been designed by Pei.
[2] Although Pei was born in China in 1917, the United States has been home to the architect since 1935.
[3] His bold designs for museums in Washington, DC and Paris made Pei famous.
[4] In 1978, Pei designed the East Building of Washington’s National Gallery of Art.
[5] When visitors enter the gallery, they see a large triangular space and a small number of paintings.
[6] Pei’s use of open space and light leave a lasting impression.
[7] Paris’s Louvre Museum celebrated its bicentennial in 1993 with the opening of a newly renovated wing.
[8] One billion dollars was the price tag for the renovation, headed by Pei.
[9] Two - thirds of the renovation was completed in time for the bicentennial celebration.
[10] Three courtyards were renovated in the Richelieu Wing.
[11] Enormous skylights were Pei’s trademark, and Pei installed them over each courtyard.
[12] The 90 feet of space between the floors and paned ceilings bring light to the once dim halls.
[13] The 22,000 square meters gained by the renovation are twice the old exhibition space.
[14] These statistics suggest that the renovation was both practical and pleasing.
[15] Since the renovation, many a visitor has passed through Pei’s glass pyramid, which serves as the museum’s entrance.