______ a little earlier, you could have got a copy of his latest book.
A. If you would arrive B. If you arrived
C. Should you arrive D. Had you arrived
Don’t defend him any more. It’s obvious that he _____ destroyed the fence of the garden even without an apology.
A.accidentally B. carelessly
C. deliberately D. automatically
The engineer buries himself in work all day long and has no time for some outdoor activities, __________ he has the interest.
A. as if B. even if
C. so long as D. now that
Can you write about a challenging situation ______ you once faced in your life and how you dealt with it?
A．where B．when C．which D．there
I’m always ________ about what I say because careless remarks are likely to hurt others’ feelings.
A. enthusiastic B. curious
C. doubtful D. cautious
Evidence has been found through years of study __________ children’s early sleeping problems are likely to continue when they grow up.
A. why B. how C. that D. whether
