Error identifications.

In the late 1800s, it

has been

clear

to

many scientists

and experimenters that  wireless communicaton

was possible

Choose the best answer to fill in the blank.

The book ______ I received on my birthday is informative.

Rewrite the following sentences using passive voice.

Choose A, B, C, or D that best completes each sentence.

The teacher was surprised to discover that his students are quieter and more focused on their assignments when they are allowed to listen to their soft music during ______.

Choose the best answer which has the same meaning to the given one.

The street is bad and narrow. It leads to my school.

Chosose the best answer

According to                    , breaking a mirror brings a bad luck. 

Choose a suitable word or phrase (marked A, B, C or D) to fill in each blank.

His mother is _____ mine, but he is younger than me.

Choose A, B, C, or D that best completes each sentence.

In the age of technology, you can ______ advantage of new applications which are very useful for learning Enghlish.