I can’t remember when turning point occurred exactly, but it might be summer morning when I was in New York.
A.不填;a | B.a; a | C.the; a | D.a; the |
Kathy ______ a lot of Spanish by playing with the native boys and girls.
A.picked up | B.look up | C.made up | D.turned up |
Everything was placed exactly ______ he wanted it for the graduation ceremony.
A.while | B.when | C.where | D.though |
The three of us ______ around Europe for about a month last summer.
A.traveled | B.have traveled | C.had traveled | D.travel |
Experiments of this kind _______in both the U.S. and Europe well before the Second World War started.
A.have conducted | B.have been conducted |
C.had conducted | D.had been conducted |
Robert is said________ abroad, but I don’t know what country he studied in.
A.to have studied | B.to study |
C.to be studying | D.to be studied |