从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
1. I've visited a lot of different places and stayed in lots of different hotels, but nothing else ____ this one.
A. matches B. compares C. beats D. makes
2．I have been keeping the portrait _______ I can see it every day, as it always reminds me of my childhood in Paris.
A. since B. where C. as D. if
3．The environmentalists said wild goats’ on the vast grasslands was an indication of the good environment.
A．escape B．absence C．attendance D．appearance
4. Mary really enjoyed her visit there last month _______ she did some shopping and tasted local food.
A. where B. that C. when D. how
