The teacher said that Columbus _______America in 1492.
A．discovered B．found C．had discovered D．had found
—When Tom________，please let me know.
—Mary said when Tom________，just tell her about it.
A．comes；comes B．came；came
C．comes；came D．comes；coming
—If you like the model car, you can _____ it. I don’t want it.
—Thank you very much.
A. remove B. carry C. leave D. keep
My friend Jennifer, ____ help I’ve made great progress in my studies, will leave for Canada next week.
A. in whose B. in her C. with whose . with her
For some students, the computer serves only _____ a tool that is used to play games.
A. of B. in C. as D. to
_____ is no doubt _____ Jennifer will come to see me this weekend as usual.
A. It; that B. It; whether C. There; that D. There; whether
