Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes the following exchanges.

Joseph R. Biden Jr. was elected the 46th president of the United States. He defeated President Trump after winning Pennsylvania, which put his total of Electoral College votes above the 270 he needed _______ the presidency.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes the following exchanges.

It is reported that humans are the main reason for most species decline, habitat ______ is the leading threat.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes the following exchanges.

I have just found the book _____

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes the following exchanges.

People should stop smoking ________ it is extremely detrimental to health.

Mark the letter A, B, C, or D on your answer sheer to indicate the underlined part that needs correction in each of the following questions.

We received a SOS signal appearing right here in this city, please connect the support team there immediately.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes the following exchanges.

We were having dinner in a restaurant last night when this guy at the next table _______ because the waiter brought the wrong thing.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes the following exchanges.

The local authority demanded that new migrants __________ to settle down.

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes the following exchanges.

The passenger asked _______ we landed because she was afraid of being late for the meeting.