I thought I had lost my key. But luckily, it ___________ the other day.
A. finds B. found
C. is found D. was found
You are sure to fail the test _________ you spend more time doing something helpful.
A. becauseB. but
C. when D. unless
--There __________ a big lake near my house. But it’s gone now.
--That’s too bad.
A. used to have B. used to be
C. will have D. will be
– Why do you like the boy so much, Sophia?
– Because he is trying __________ best to catch up with others this term.
A. he B. him
C. his D. her
Paper is made ____________ wood. So saving paper is saving forests.
A. ofB. from
C. intoD. up
The light bulb is really __________ useful invention.
A. a B. an
C. the D. /
