All products have to pass strict inspection ( )they go out.
A: after
B: B. since
C: as
D: D. before
A: after
B: B. since
C: as
D: D. before
举一反三
- All products have to pass ______ inspection before they go out. A: strict B: flexible C: casual D: unnecessary
- The products have been ________ to strict tests before leaving the factory.
- Our products _____________ by the time you arrive. A: will have been sold out B: will have sell out C: will sold out. D: will be sell out
- ___ you go across the road, you must be careful. A: Since B: After C: When D: Before
- We have to be patient. It will be some time________we get the full result. A: since B: that C: before D: after