21. How long does the woman want to go for the holiday?

A. 　 The Frequency of Divorce

B. 　 Attitudes Toward Divorce

C. 　 The Change of Attitude Toward Divorce

D. 　 Empirical Studies on Divorce Rates

A. 　 underestimated

B. 　 overestimated

C. 　 overloaded

D. 　 underlined

A. 　 rising

B. 　 was risen

C. 　 having risen

D. 　 having been risen

A. 　 Running at the gym.

B. 　 Sleeping late at home.

C. 　 Enjoying flowers and trees.

D. 　 Sitting before her computer.

A. 　 Smoking is banned in all public places.

B. 　 People can smoke in the designated areas of pubs and bars.

C. 　 Restaurants are entirely smoke-free.

D. 　 The smoking rules there are too strict.

A. 　 Visit Chinatown after eating.

B. 　 Go to see the bridge immediately.

C. 　 Eat before continuing their tour.

D. 　 Wait to enjoy the beautiful sunshine.

A. 　 Yes. He did.

B. 　 No. he didn’t.

C. 　 He broke the world record.

D. 　 It wasn’t mentioned.

A. 　 To ask for other customers’ advice.

B. 　 To sign an agreement on privacy policy.

C. 　 To avoid the frequent use of a VPN.

D. 　 To carefully select a VPN service provider.

A. 　 it’s a major city of Japan

B. 　 it’s a famous city

C. 　 it’s a city in Asia

D. 　 it’s the popularity of Olympic movement

A. 　 He checks and responds to them frequently.

B. 　 He accesses them only during his real work hours.

C. 　 He no longer responds to the most trivial of them.

D. 　 He opens his inbox only when it's necessary.