The student couldn’t ______ what the teacher was trying to explain.
--- I’m afraid I can only make a small contribution this time.--- __________. We really appreciate your assistance.
The written record of our conversation doesn’t ________ what was actually said. There are a lot of mistakes.
---Waiter! How soon can I get my food? I just have half an hour left before my train leaves.--- It ______ be ready in five minutes.A. may B. should C. could D need
--- What’s the model plane look like? --- Well, the wings of the plane are ______ of its body.
Due to the widespread _______ of this medical technology, more diseases can be discovered and treated at an early stage.