Space exploration has been made ______ with the development of modern science and technology.
Our car broke down suddenly and the heavy rain our helplessness.
—Have you seen Jack recently? —No. He for another company now.
We asked both Tonny and Jerry, but could offer any help.
children believe they can succeed, they will never become totally independent.
—Do you like cooking, Sally? —. Luckily I’ve never had to worry about it.