填空 根据句子意思，用所给单词的适当形式填空，将答案写在答卷上。（共10小题，每小题1分）
Can you imagine his ________(walk) on the moon?
The little girl _________(prefer) the red one and her mother bought it for her at last.
Can you ________(memory) all the words in one week?
The cat’s _________(die) brought the whole family much sorrow.
You ought to pay attention to ___________(listen) to the teacher carefully in class and be more careful not to make any stupid mistake..
She remembered ________(close) the windows, but when she came back she found them all __________(open).
Finally she finished the tough work by herself __________(success).
Nowadays a great number of ___________(woman doctor) are very successful .
I am used to _________(send) her e-mails instead of _________(write) letters.
Unless Tina ________(study) harder from now on, she _________(fail) the exam.