—Could you please tell me ？
—By taking an online tour．
A．in which way can I improve my writing skills
B．how I can travel around the world in eight hours
C．what places of interest we can visit at a time
D．how should I get some more useful information
He found difficult to improve his English the teacher’s help.
A. it is; without B. it was; with
C. it; without D. that is; with
This sign is used tourists to stay away from the lion in the zoo．
A．to warn B．to warning
C．to make D．to making
—Must I dress up as the Monkey King？
—No，you ．You can choose whatever you like．
A．can’t B．mustn’t
C．shouldn’t D．needn’t
I don’t know when he ______ the work. When he ______ the work, please call me.
A. will finish; will finish
B. will finish; finishes
C. finishes; finishes
D. finishes; will finish
—Hobo，can I eat the hamburger？
—Sure，if the dishes ．
A．wash B．are washed
C．will wash D．will be washed
