How long do you think it was ______ he got home in such bad weather?
| A．when | B．since | C．that | D．before |
he had wonderful childhood, _____with his mother to all corners of the word
| A．travel | B． to travel | C．traveled | D．traveling |
the engineer 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 |
Can you surprised by the ending of the film?
--------NO,I____the book, so I already knew the story
| A．was reading | B．had read | C． am reading | D．have read |
---Do you know if Linda is willing to take charge of the program?
---, does it?
| A． | It makes no time | B． | It counts for nothing |
| C． | It doesn't hurt to ask | D． | It doesn't make sense |
Bob would have helped us yesterday ,but he_______________.
| A．was busy busy | B．is busy | C．had been busy | D．will be busy |