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**Question 20:**
going abroad for the first time, I hadn't realized how similar people in other countries were.
A. Until
B. After
C. While
D. When

**Question 21:** Upon arriving at the flat, we noticed that it hadn't been decorated as tastefully as the estate agent had led us to believe.

**Question 22:** I wish you __________ the look on her face when she got her exam results.
A. may have seen
B. to be viewing - believed
C. having viewed - believe
D. viewing - to have believed

**Question 23:** Most of the 700 university __________ were arrested.
A. had arrested - will have freed
B. arrested - were freed
C. were arrested - may be freed
D. are arrested - will be freed

**Question 24:** Just as my daughter was about to leave the house on her wedding day, my son __________ some tea on her dress. Fortunately, no serious damage __________ occurred.
B. could have removed
C. might remove
D. could remove
D. has been written about him was hostile.