Computers first came into use ________.A. in 1950s B. on the 1950s C. in the 1950s
—_________. — It’s Green.
I ______ a boy. My name ______ Tom.
—______ your card number? —It’s 15.
—Hello! ______—Hello! I’m Jack!
There is ________ “u” in the word (单词) ”quilt”. A. / B. a C. an the