新中国成功地爆炸第一颗原子弹是在()。
A. 1964年10月
B. 1966年10月
C. 1967年6月
D. 1970年4月
【B14】
A. at once
B. had
C. has
D. at all
The underlined word "tips" in paragraph I means ______.
A. small stun of money
B. small but useful advice
C. special piece of information
D. small piece fitted to the end
Transcendentalist doctrines found their greatest literary advocates in______and Henry David Thoreau.
A. Thomas Jefferson
B. Ralph Waldo Emerson
C. Philip Freneau
D. Oversoul
微信支付 
支付宝支付