The child is much too young; I object ______ him alone at home.
To qualify yourself for this kind of new job, I recommend that you ________ some online courses.
________ I can see, there is only one way to solve this problem.
. It is the first time that I _____ abroad. A. have been B. was B. will have been D. am
— Let’s go to a movie after work, OK?— ___________. I am free tonight.
It was not until he arrived at the office_____ realized he had forgotten the key.