Experts suggest that teenagers spend at least 30 minutes exercising, five times a week. Walking and riding your bike _____ , and ______.
A．counts; so are school sportsB．count; school sports count, either
C．count; so do school sportsD．counts; so school sports do
C
“專家建議青少年每周鍛煉5次每次至少30分鐘。散步和騎自行車很重要學(xué)校運動一樣重要�！钡谝豢湛疾熘髦^一致第二空考察倒裝，答案C。
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