It is this kind of exciting trip _____most of my classmates only dream about.
A. when B. while C. as D. that
The engineers are so busy that they have zero time for outdoor sports activities, _____they have the interest.
A. wherever B. whenever C. even if D. as if
--Oh, Kate! Glad to see you again. It ____my pleasure to see you here.
---Me, too.
A. adds in B. adds to C. adds up D. adds up to
Only when he got there _____how much damage had been caused.
A. be realized B. he had realized
C. had he realized D. did he realize
The work was difficult, but Tom’s ____expression showed that he would finish it in time.
A. stubborn B. determined C. concerned D. surprised
Tim’s house in NY is much smaller than ours, but it's three times ______ expensive．
A．very B．so C．too D．As
