By the end of this year, Tom ________English for three years.
A. Will be studying
B. Has studied
C. Will have studied
D. Has been studying
Chọn đáp án C
Alan took a photograph of Sandra while she________
D. Hadn’t looked
In the last two decades, space exploration___great contributions to weather forecasting.
C. Made
If coastal erosion continues to take place at the present rate, in another fifty years this beach________ any more.
The phone________ constantly since Jack won the first prize this morning.
On July 20, 1969, Neil Armstrong ________ down onto the moon, the first person ever set foot on another planet.
Last night Trista________ in bed when suddenly she heard a scream
B.Had read