Today more newly-produced mobile phones can take pictures _______ a camera.[ ]

The park ______we visited yesterday is an excellent one .

Amy , I would like your uncle to help me repair the computer. —Sorry, he _____help you today . He won’t come back until tomorrow.

What did Sam say just now?–He said he ______ at that time.

What do you think of ______ Huang Bo?—He is such _______ great actor that I like his films very much .